Fatto generale: 4652 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 4652 is the number of labeled connected graphs with 6 vertices that have chromatic number 4.
Trivia: 4652 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Data storica: September 25th is the day in 1929 that Jimmy Doolittle performs the first blind flight from Mitchel Field proving that full instrument flying from take off to landing is possible.