747489480 has 32 divisors (see below), whose sum is σ = 2242468800. Its totient is φ = 199330496.

The previous prime is 747489461. The next prime is 747489493. The reversal of 747489480 is 84984747.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3114420 + ... + 3114659.

It is an arithmetic number, because the mean of its divisors is an integer number (70077150).

Almost surely, 2^747489480 is an apocalyptic number.

It is an amenable number.

747489480 is an abundant number, since it is smaller than the sum of its proper divisors (1494979320).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

747489480 is a wasteful number, since it uses less digits than its factorization.

747489480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6229093 (or 6229089 counting only the distinct ones).

The product of its (nonzero) digits is 1806336, while the sum is 51.

The square root of 747489480 is about 27340.2538393483. The cubic root of 747489480 is about 907.5454037039.

The spelling of 747489480 in words is "seven hundred forty-seven million, four hundred eighty-nine thousand, four hundred eighty".