Fatto generale: 8629 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 8629 is an uninteresting number.
Trivia: 8629 is an uninteresting number.
Data storica: August 16th is the day in 1841 that U.S. President John Tyler vetoes a bill which called for the re-establishment of the Second Bank of the United States.