56804 has 12 divisors (see below), whose sum is σ = 108528. Its totient is φ = 25800.

The previous prime is 56783. The next prime is 56807. The reversal of 56804 is 40865.

It is a self number, because there is not a number n which added to its sum of digits gives 56804.

It is not an unprimeable number, because it can be changed into a prime (56807) by changing a digit.

56804 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 602 + ... + 689.

It is an arithmetic number, because the mean of its divisors is an integer number (9044).

2⁵⁶⁸⁰⁴ is an apocalyptic number.

It is an amenable number.

56804 is a deficient number, since it is larger than the sum of its proper divisors (51724).

56804 is a wasteful number, since it uses less digits than its factorization.

56804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1306 (or 1304 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 56804 is about 238.3358974221. The cubic root of 56804 is about 38.4408491805.

The spelling of 56804 in words is "fifty-six thousand, eight hundred four".