976631772 has 12 divisors (see below), whose sum is σ = 2278807496. Its totient is φ = 325543920.

The previous prime is 976631723. The next prime is 976631791. The reversal of 976631772 is 277136679.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

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, 40692979 + ... + 40693002.

Almost surely, 2^976631772 is an apocalyptic number.

It is an amenable number.

976631772 is an abundant number, since it is smaller than the sum of its proper divisors (1302175724).

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

976631772 is a wasteful number, since it uses less digits than its factorization.

976631772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81385988 (or 81385986 counting only the distinct ones).

The product of its digits is 666792, while the sum is 48.

The square root of 976631772 is about 31251.1083323456. The cubic root of 976631772 is about 992.1491155805.

The spelling of 976631772 in words is "nine hundred seventy-six million, six hundred thirty-one thousand, seven hundred seventy-two".