252664244 has 12 divisors (see below), whose sum is σ = 505328544. Its totient is φ = 108284664.

The previous prime is 252664219. The next prime is 252664267. The reversal of 252664244 is 442466252.

252664244 is an admirable number.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4511834 + ... + 4511889.

It is an arithmetic number, because the mean of its divisors is an integer number (42110712).

Almost surely, 2^252664244 is an apocalyptic number.

It is an amenable number.

252664244 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

252664244 is a wasteful number, since it uses less digits than its factorization.

252664244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9023734 (or 9023732 counting only the distinct ones).

The product of its digits is 92160, while the sum is 35.

The square root of 252664244 is about 15895.4158171468. The cubic root of 252664244 is about 632.1904469312.

The spelling of 252664244 in words is "two hundred fifty-two million, six hundred sixty-four thousand, two hundred forty-four".