Fatto generale: 64874 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 64874 is an uninteresting number.
Trivia: 64874 is an unremarkable number.
Data storica: August 13th is the day in 1814 that the Convention of London, a treaty between the United Kingdom and the United Provinces, is signed in London.