General fact: 9770 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Mathematical fact: 9770 is the number of Hamiltonian cycles of a 4×12 rectangle graph.
Trivia: 9770 is an unremarkable number.
Historical date: September 30th is the day in 2004 that the first images of a live giant squid in its natural habitat are taken 600 miles south of Tokyo.