Fatto generale: 91738 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 91738 is a boring number.
Trivia: 91738 is an uninteresting number.
Data storica: March 3rd is the day in 1972 that Mohawk Airlines Flight 405 crashes as a result of a control malfunction and insufficient training in emergency procedures.