252816044 has 36 divisors (see below), whose sum is σ = 506166864. Its totient is φ = 109814016.

The previous prime is 252816041. The next prime is 252816073. The reversal of 252816044 is 440618252.

252816044 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 252816044.

It is not an unprimeable number, because it can be changed into a prime (252816041) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6617 + ... + 23439.

Almost surely, 2^252816044 is an apocalyptic number.

It is an amenable number.

252816044 is an abundant number, since it is smaller than the sum of its proper divisors (253350820).

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

252816044 is a wasteful number, since it uses less digits than its factorization.

252816044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16874 (or 16855 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 32.

The square root of 252816044 is about 15900.1900617571. The cubic root of 252816044 is about 632.3170276930.

The spelling of 252816044 in words is "two hundred fifty-two million, eight hundred sixteen thousand, forty-four".