312876864 has 56 divisors (see below), whose sum is σ = 919805120. Its totient is φ = 104291712.

The previous prime is 312876841. The next prime is 312876871. The reversal of 312876864 is 468678213.

It is a congruent number.

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, 88804 + ... + 92259.

Almost surely, 2^312876864 is an apocalyptic number.

It is an amenable number.

312876864 is an abundant number, since it is smaller than the sum of its proper divisors (606928256).

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

312876864 is a wasteful number, since it uses less digits than its factorization.

312876864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181084 (or 181068 counting only the distinct ones).

The product of its digits is 387072, while the sum is 45.

The square root of 312876864 is about 17688.3256415072. The cubic root of 312876864 is about 678.8770855715.

The spelling of 312876864 in words is "three hundred twelve million, eight hundred seventy-six thousand, eight hundred sixty-four".