Fait mathématique: 8627 is a value of n for which 2n and 7n together use each digit exactly once.
Culture générale: 8627 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Date historique: August 14th is the day in 1912 that United States Marines invade Nicaragua to support the U.S.-backed government installed there after José Santos Zelaya had resigned three years earlier.