872804 has 24 divisors (see below), whose sum is σ = 1632960. Its totient is φ = 407264.

The previous prime is 872791. The next prime is 872843. The reversal of 872804 is 408278.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 872804.

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, 4787 + ... + 4965.

It is an arithmetic number, because the mean of its divisors is an integer number (68040).

2⁸⁷²⁸⁰⁴ is an apocalyptic number.

It is an amenable number.

872804 is a deficient number, since it is larger than the sum of its proper divisors (760156).

872804 is a wasteful number, since it uses less digits than its factorization.

872804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259 (or 257 counting only the distinct ones).

The product of its (nonzero) digits is 3584, while the sum is 29.

The square root of 872804 is about 934.2397979106. The cubic root of 872804 is about 95.5664769281.

The spelling of 872804 in words is "eight hundred seventy-two thousand, eight hundred four".