Fatto generale: 7357 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 7357 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Trivia: 7357 is an uninteresting number.
Data storica: February 21st is the day in 1952 that the British government, under Winston Churchill, abolishes identity cards in the UK to "set the people free".