318204 has 18 divisors (see below), whose sum is σ = 804440. Its totient is φ = 106056.

The previous prime is 318203. The next prime is 318209. The reversal of 318204 is 402813.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 318204.

It is not an unprimeable number, because it can be changed into a prime (318203) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4384 + ... + 4455.

2³¹⁸²⁰⁴ is an apocalyptic number.

It is an amenable number.

318204 is an abundant number, since it is smaller than the sum of its proper divisors (486236).

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

318204 is a wasteful number, since it uses less digits than its factorization.

318204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8849 (or 8844 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 318204 is about 564.0957365554. The cubic root of 318204 is about 68.2708345200.

The spelling of 318204 in words is "three hundred eighteen thousand, two hundred four".