Fait général: 74504 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fait mathématique: 74504 is an uninteresting number.
Culture générale: 74504 is an unremarkable number.
Date historique: December 26th is the day in 1900 that a relief crew arrives at the lighthouse on the Flannan Isles of Scotland, only to find the previous crew has disappeared without a trace.