204765204 has 96 divisors (see below), whose sum is σ = 608670720. Its totient is φ = 52157952.

The previous prime is 204765191. The next prime is 204765217. The reversal of 204765204 is 402567402.

It is an interprime number because it is at equal distance from previous prime (204765191) and next prime (204765217).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23359 + ... + 30905.

It is an arithmetic number, because the mean of its divisors is an integer number (6340320).

Almost surely, 2^204765204 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 204765204, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (304335360).

204765204 is an abundant number, since it is smaller than the sum of its proper divisors (403905516).

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

204765204 is a wasteful number, since it uses less digits than its factorization.

204765204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7597 (or 7595 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 30.

The square root of 204765204 is about 14309.6192821472. The cubic root of 204765204 is about 589.4116551938.

The spelling of 204765204 in words is "two hundred four million, seven hundred sixty-five thousand, two hundred four".