Fatto generale: 56917 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 56917 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Trivia: 56917 is an unremarkable number.
Data storica: October 31st is the day in 2003 that a bankruptcy court approves MCI's reorganization plans, essentially clearing the telecommunications company to exit bankruptcy.