204265568 has 72 divisors (see below), whose sum is σ = 440776728. Its totient is φ = 93130752.

The previous prime is 204265519. The next prime is 204265577. The reversal of 204265568 is 865562402.

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 578480 + ... + 578832.

It is an arithmetic number, because the mean of its divisors is an integer number (6121899).

Almost surely, 2^204265568 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 204265568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (220388364).

204265568 is an abundant number, since it is smaller than the sum of its proper divisors (236511160).

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

204265568 is a wasteful number, since it uses less digits than its factorization.

204265568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 496 (or 475 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 38.

The square root of 204265568 is about 14292.1505729544. The cubic root of 204265568 is about 588.9318680602.

The spelling of 204265568 in words is "two hundred four million, two hundred sixty-five thousand, five hundred sixty-eight".