204311356 has 12 divisors (see below), whose sum is σ = 357652960. Its totient is φ = 102124800.

The previous prime is 204311353. The next prime is 204311383. The reversal of 204311356 is 653113402.

204311356 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 204311356.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204311353) 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, 13885 + ... + 24523.

Almost surely, 2^204311356 is an apocalyptic number.

It is an amenable number.

204311356 is a deficient number, since it is larger than the sum of its proper divisors (153341604).

204311356 is a wasteful number, since it uses less digits than its factorization.

204311356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15444 (or 15442 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 204311356 is about 14293.7523414952. The cubic root of 204311356 is about 588.9758695987.

Adding to 204311356 its reverse (653113402), we get a palindrome (857424758).

The spelling of 204311356 in words is "two hundred four million, three hundred eleven thousand, three hundred fifty-six".