885904 has 20 divisors (see below), whose sum is σ = 1817964. Its totient is φ = 416768.

The previous prime is 885893. The next prime is 885919. The reversal of 885904 is 409588.

It can be written as a sum of positive squares in 2 ways, for example, as 725904 + 160000 = 852^2 + 400^2 .

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a self number, because there is not a number n which added to its sum of digits gives 885904.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1357 + ... + 1900.

2⁸⁸⁵⁹⁰⁴ is an apocalyptic number.

It is an amenable number.

885904 is an abundant number, since it is smaller than the sum of its proper divisors (932060).

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

885904 is a wasteful number, since it uses less digits than its factorization.

885904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3282 (or 3276 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 34.

The square root of 885904 is about 941.2247340566. The cubic root of 885904 is about 96.0422267937.

The spelling of 885904 in words is "eight hundred eighty-five thousand, nine hundred four".