389896976 has 40 divisors (see below), whose sum is σ = 865837440. Its totient is φ = 166616064.

The previous prime is 389896963. The next prime is 389896981. The reversal of 389896976 is 679698983.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35360 + ... + 45056.

It is an arithmetic number, because the mean of its divisors is an integer number (21645936).

Almost surely, 2^389896976 is an apocalyptic number.

It is an amenable number.

389896976 is an abundant number, since it is smaller than the sum of its proper divisors (475940464).

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

389896976 is a wasteful number, since it uses less digits than its factorization.

389896976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10071 (or 10065 counting only the distinct ones).

The product of its digits is 35271936, while the sum is 65.

The square root of 389896976 is about 19745.8090743327. The cubic root of 389896976 is about 730.5500177119.

The spelling of 389896976 in words is "three hundred eighty-nine million, eight hundred ninety-six thousand, nine hundred seventy-six".