Fatto generale: 2277 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 2277 is the trinomial coefficient T(11,6).
Trivia: 2277 is an unremarkable number.
Data storica: March 26th is the day in 1971 that East Pakistan declares its independence from Pakistan to form People's Republic of Bangladesh and the Bangladesh Liberation War begins.