985804 has 12 divisors (see below), whose sum is σ = 1767528. Its totient is φ = 480800.

The previous prime is 985799. The next prime is 985807. The reversal of 985804 is 408589.

985804 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 985804.

It is not an unprimeable number, because it can be changed into a prime (985807) 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, 2842 + ... + 3169.

It is an arithmetic number, because the mean of its divisors is an integer number (147294).

2⁹⁸⁵⁸⁰⁴ is an apocalyptic number.

It is an amenable number.

985804 is a deficient number, since it is larger than the sum of its proper divisors (781724).

985804 is a wasteful number, since it uses less digits than its factorization.

985804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6056 (or 6054 counting only the distinct ones).

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

The square root of 985804 is about 992.8766287913. The cubic root of 985804 is about 99.5245429890.

The spelling of 985804 in words is "nine hundred eighty-five thousand, eight hundred four".