(CNN) -- George H. W. Bush was the 41st president. But to younger generations, he may be more recognizable as the father of George W. Bush, the 43rd president. The elder Bush is also the father of Former Florida Gov. Jeb Bush, a possible contender for the White House in 2016, and the grandfather of George P. Bush, an aspiring Latino politician in Texas.
His family aside, George H.W. Bush's presidency was marked by the first Gulf War and a sluggish economy. Bush also served two terms as Ronald Reagan's vice president and is a former CIA director.
Among the little known facts about the former president: "Well, I like a colorful sock. I'm a sock man," Bush told his granddaughter the Today Show's Jenna Bush Hager in a sit-down interview on his 88th birthday.
Here's a look back, by the numbers, at George Herbert Walker Bush's career.:
88 - Age of the oldest living former president, George H. W. Bush.
3 1/2 - Months Bush is older than Jimmy Carter, the second oldest former president.
2 - Number of presidents with sons who also became president: George H. W. and George W. Bush, and John and John Quincy Adams.
58 - Combat missions Bush completed while serving as a World War II naval aviator.
6 - Number of children of George and Barbara Bush: George W, Robin, Jeb, Neil, Marvin, and Doro. Robin died of leukemia as a child in 1953.
426 - Electoral votes Bush received in the 1988 presidential election, with 53% of the vote, defeating Democratic challenger Michael Dukakis.
168 - Electoral College votes he received in 1992, losing to Bill Clinton, who received 370.
39 - Nations in the allied coalition to liberate Kuwait in the 1991 Persian Gulf War.
1,000 - Individuals recognized by President George H.W. Bush as a winner of the "Daily Point of Light Award" for volunteer service in 1990. A non-profit organization was created later to administer the awards.
25 - Percent reduction in the number of U.S. ballistic missile warheads after President George H.W. Bush and Soviet President Mikhail Gorbachev signed the Strategic Arms Reduction Treaty in July 1991.
35 - Percent reduction in the number of Soviet ballistic missile warheads under the treaty.
1 - Number of directors of the CIA who have become president of the United States. Bush was the "chief spy" for about a year from January 1976 to January 1977.
1 - Number of U.S. ambassadors to the United Nations who have become president of the United States. Bush served from March 1971 to February 1973.
6 - Number of people associated with the Iran-Contra scandal pardoned by President George H.W. Bush in 1992, including former Defense Secretary Caspar Weinberger.
44 - Vetoes by President George H. W. Bush. Some of the legislation included increasing the minimum wage, the Civil Rights Act of 1990, Chinese most-favored-nation trade status, and motor voter laws.
38 million - Records documenting the life of former President George H. W. Bush archived in the George Bush Presidential Library and Museum, at Texas A&M University in College Station, Texas.
1,092 ft - Length of the U.S.S. George H.W. Bush (CVN-77), a Nimitz-class Navy aircraft carrier commissioned in 2009.