864976 has 20 divisors (see below), whose sum is σ = 1915552. Its totient is φ = 370656.

The previous prime is 864967. The next prime is 864979. The reversal of 864976 is 679468.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (864979) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3750 + ... + 3973.

2⁸⁶⁴⁹⁷⁶ is an apocalyptic number.

It is an amenable number.

864976 is an abundant number, since it is smaller than the sum of its proper divisors (1050576).

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

864976 is a wasteful number, since it uses less digits than its factorization.

864976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7738 (or 7732 counting only the distinct ones).

The product of its digits is 72576, while the sum is 40.

The square root of 864976 is about 930.0408593175. The cubic root of 864976 is about 95.2799131276.

The spelling of 864976 in words is "eight hundred sixty-four thousand, nine hundred seventy-six".