Fatto generale: 4417 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 4417 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Trivia: 4417 is a boring number.
Data storica: February 3rd is the day in 1637 that Tulip mania collapses in the United Provinces (now the Netherlands) as sellers could no longer find buyers for their bulb contracts.