985904 has 20 divisors (see below), whose sum is σ = 1955976. Its totient is φ = 481152.

The previous prime is 985903. The next prime is 985921. The reversal of 985904 is 409589.

It is not an unprimeable number, because it can be changed into a prime (985903) 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, 29 + ... + 1404.

2⁹⁸⁵⁹⁰⁴ is an apocalyptic number.

It is an amenable number.

985904 is a deficient number, since it is larger than the sum of its proper divisors (970072).

985904 is a wasteful number, since it uses less digits than its factorization.

985904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1484 (or 1478 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 35.

The square root of 985904 is about 992.9269862382. The cubic root of 985904 is about 99.5279081332.

The spelling of 985904 in words is "nine hundred eighty-five thousand, nine hundred four".