Fait général: 2494 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fait mathématique: 2494 is an unremarkable number.
Culture générale: 2494 is an unremarkable number.
Date historique: October 29th is the day in 539 BC that Cyrus the Great enters the city of Babylon, detains Nabonidus and ends the Babylonian captivity.