204312304 has 40 divisors (see below), whose sum is σ = 453091040. Its totient is φ = 87429888.

The previous prime is 204312293. The next prime is 204312319. The reversal of 204312304 is 403213402.

204312304 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 121582 + ... + 123250.

It is an arithmetic number, because the mean of its divisors is an integer number (11327276).

Almost surely, 2^204312304 is an apocalyptic number.

It is an amenable number.

204312304 is an abundant number, since it is smaller than the sum of its proper divisors (248778736).

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

204312304 is a wasteful number, since it uses less digits than its factorization.

204312304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2777 (or 2771 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 204312304 is about 14293.7855027981. The cubic root of 204312304 is about 588.9767805421.

Adding to 204312304 its reverse (403213402), we get a palindrome (607525706).

The spelling of 204312304 in words is "two hundred four million, three hundred twelve thousand, three hundred four".