General fact: 9084 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Mathematical fact: 9084 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Trivia: 9084 is an uninteresting number.
Historical date: November 13th is the day in 1956 that the United States Supreme Court declares Alabama laws requiring segregated buses illegal, thus ending the Montgomery Bus Boycott.