873904 has 20 divisors (see below), whose sum is σ = 1707976. Its totient is φ = 433152.

The previous prime is 873877. The next prime is 873913. The reversal of 873904 is 409378.

It is a happy number.

873904 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 2947 + ... + 3229.

2⁸⁷³⁹⁰⁴ is an apocalyptic number.

It is an amenable number.

873904 is a deficient number, since it is larger than the sum of its proper divisors (834072).

873904 is a wasteful number, since it uses less digits than its factorization.

873904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 484 (or 478 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 873904 is about 934.8283264857. The cubic root of 873904 is about 95.6066077376.

The spelling of 873904 in words is "eight hundred seventy-three thousand, nine hundred four".