204164632 has 32 divisors (see below), whose sum is σ = 441839520. Its totient is φ = 86630400.

The previous prime is 204164617. The next prime is 204164641. The reversal of 204164632 is 236461402.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a self number, because there is not a number n which added to its sum of digits gives 204164632.

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, 12393 + ... + 23704.

It is an arithmetic number, because the mean of its divisors is an integer number (13807485).

Almost surely, 2^204164632 is an apocalyptic number.

It is an amenable number.

204164632 is an abundant number, since it is smaller than the sum of its proper divisors (237674888).

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

204164632 is a wasteful number, since it uses less digits than its factorization.

204164632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36211 (or 36207 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 204164632 is about 14288.6189675560. The cubic root of 204164632 is about 588.8348469427.

It can be divided in two parts, 204 and 164632, that added together give a square (164836 = 406²).

The spelling of 204164632 in words is "two hundred four million, one hundred sixty-four thousand, six hundred thirty-two".