204304236 has 12 divisors (see below), whose sum is σ = 476709912. Its totient is φ = 68101408.

The previous prime is 204304171. The next prime is 204304237. The reversal of 204304236 is 632403402.

It is a happy number.

204304236 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (204304237) 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, 8512665 + ... + 8512688.

It is an arithmetic number, because the mean of its divisors is an integer number (39725826).

Almost surely, 2^204304236 is an apocalyptic number.

It is an amenable number.

204304236 is an abundant number, since it is smaller than the sum of its proper divisors (272405676).

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

204304236 is a wasteful number, since it uses less digits than its factorization.

204304236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17025360 (or 17025358 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 204304236 is about 14293.5032794623. The cubic root of 204304236 is about 588.9690278238.

Adding to 204304236 its reverse (632403402), we get a palindrome (836707638).

The spelling of 204304236 in words is "two hundred four million, three hundred four thousand, two hundred thirty-six".