Fait général: 74545 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fait mathématique: 74545 is a boring number.
Culture générale: 74545 is an unremarkable number.
Date historique: February 5th is the day in 1852 that the Hermitage Museum in Saint Petersburg, Russia, one of the largest and oldest museums in the world, opens to the public.