Fatto generale: 4330 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 4330 is the number of 4-regular multigraphs with 10 vertices.
Trivia: 4330 is an uninteresting number.
Data storica: November 8th is the day in 1965 that the British Indian Ocean Territory is created, consisting of Chagos Archipelago, Aldabra, Farquhar and Des Roches islands.