489479968 has 24 divisors (see below), whose sum is σ = 964157040. Its totient is φ = 244614720.

The previous prime is 489479933. The next prime is 489479983. The reversal of 489479968 is 869974984.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 117603 + ... + 121693.

It is an arithmetic number, because the mean of its divisors is an integer number (40173210).

Almost surely, 2^489479968 is an apocalyptic number.

It is an amenable number.

489479968 is a deficient number, since it is larger than the sum of its proper divisors (474677072).

489479968 is a wasteful number, since it uses less digits than its factorization.

489479968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7840 (or 7832 counting only the distinct ones).

The product of its digits is 31352832, while the sum is 64.

The square root of 489479968 is about 22124.1941774158. The cubic root of 489479968 is about 788.0945199992.

The spelling of 489479968 in words is "four hundred eighty-nine million, four hundred seventy-nine thousand, nine hundred sixty-eight".