Fait général: 4985 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fait mathématique: 4985 is the number of graphs with 8 vertices with clique number 4.
Culture générale: 4985 is a boring number.
Date historique: August 24th is the day in 1682 that William Penn receives the area that is now the state of Delaware, and adds it to his colony of Pennsylvania.