977630404 has 24 divisors (see below), whose sum is σ = 1756774656. Its totient is φ = 475752000.

The previous prime is 977630399. The next prime is 977630411. The reversal of 977630404 is 404036779.

It is a super-2 number, since 2×977630404² = 1911522413650406432, which contains 22 as substring.

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, 63769 + ... + 77599.

It is an arithmetic number, because the mean of its divisors is an integer number (73198944).

Almost surely, 2^977630404 is an apocalyptic number.

It is an amenable number.

977630404 is a deficient number, since it is larger than the sum of its proper divisors (779144252).

977630404 is a wasteful number, since it uses less digits than its factorization.

977630404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14307 (or 14305 counting only the distinct ones).

The product of its (nonzero) digits is 127008, while the sum is 40.

The square root of 977630404 is about 31267.0817953963. The cubic root of 977630404 is about 992.4871666837.

The spelling of 977630404 in words is "nine hundred seventy-seven million, six hundred thirty thousand, four hundred four".