204160672 has 24 divisors (see below), whose sum is σ = 412806996. Its totient is φ = 99320832.

The previous prime is 204160631. The next prime is 204160687. The reversal of 204160672 is 276061402.

It can be written as a sum of positive squares in 2 ways, for example, as 188128656 + 16032016 = 13716^2 + 4004^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 204160672.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85033 + ... + 87400.

Almost surely, 2^204160672 is an apocalyptic number.

It is an amenable number.

204160672 is an abundant number, since it is smaller than the sum of its proper divisors (208646324).

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

204160672 is a wasteful number, since it uses less digits than its factorization.

204160672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172480 (or 172472 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 204160672 is about 14288.4803950595. The cubic root of 204160672 is about 588.8310398826.

The spelling of 204160672 in words is "two hundred four million, one hundred sixty thousand, six hundred seventy-two".