Fatto generale: 4233 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 4233 is a heptagonal pyramidal number.
Trivia: 4233 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Data storica: August 3rd is the day in 1811 that First ascent of Jungfrau, third highest summit in the Bernese Alps by brothers Johann Rudolf and Hieronymus Meyer.