Fatto generale: 7949 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 7949 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Trivia: 7949 is an unremarkable number.
Data storica: October 5th is the day in 869 that the Fourth Council of Constantinople is convened to decide about what to do about patriarch Photius of Constantinople.