204251012 has 48 divisors (see below), whose sum is σ = 427123200. Its totient is φ = 85377600.

The previous prime is 204251009. The next prime is 204251023. The reversal of 204251012 is 210152402.

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 15 ways as a sum of consecutive naturals, for example, 54437 + ... + 58067.

It is an arithmetic number, because the mean of its divisors is an integer number (8898400).

Almost surely, 2^204251012 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 204251012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (213561600).

204251012 is an abundant number, since it is smaller than the sum of its proper divisors (222872188).

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

204251012 is a wasteful number, since it uses less digits than its factorization.

204251012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3697 (or 3681 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 204251012 is about 14291.6413333109. The cubic root of 204251012 is about 588.9178785987.

The spelling of 204251012 in words is "two hundred four million, two hundred fifty-one thousand, twelve".