204120364 has 24 divisors (see below), whose sum is σ = 408574208. Its totient is φ = 87408720.

The previous prime is 204120361. The next prime is 204120383. The reversal of 204120364 is 463021402.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (204120361) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 46129 + ... + 50359.

Almost surely, 2^204120364 is an apocalyptic number.

It is an amenable number.

204120364 is an abundant number, since it is smaller than the sum of its proper divisors (204453844).

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

204120364 is a wasteful number, since it uses less digits than its factorization.

204120364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5965 (or 5963 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 204120364 is about 14287.0698185457. The cubic root of 204120364 is about 588.7922858244.

Adding to 204120364 its reverse (463021402), we get a palindrome (667141766).

The spelling of 204120364 in words is "two hundred four million, one hundred twenty thousand, three hundred sixty-four".