204132644 has 24 divisors (see below), whose sum is σ = 369659136. Its totient is φ = 98532000.

The previous prime is 204132623. The next prime is 204132671. The reversal of 204132644 is 446231402.

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 7 ways as a sum of consecutive naturals, for example, 55379 + ... + 58949.

It is an arithmetic number, because the mean of its divisors is an integer number (15402464).

Almost surely, 2^204132644 is an apocalyptic number.

It is an amenable number.

204132644 is a deficient number, since it is larger than the sum of its proper divisors (165526492).

204132644 is a wasteful number, since it uses less digits than its factorization.

204132644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4067 (or 4065 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

The square root of 204132644 is about 14287.4995713036. The cubic root of 204132644 is about 588.8040929499.

The spelling of 204132644 in words is "two hundred four million, one hundred thirty-two thousand, six hundred forty-four".