252560444 has 6 divisors (see below), whose sum is σ = 441980784. Its totient is φ = 126280220.

The previous prime is 252560443. The next prime is 252560461. The reversal of 252560444 is 444065252.

252560444 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 252560444.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252560443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31570052 + ... + 31570059.

It is an arithmetic number, because the mean of its divisors is an integer number (73663464).

Almost surely, 2^252560444 is an apocalyptic number.

It is an amenable number.

252560444 is a deficient number, since it is larger than the sum of its proper divisors (189420340).

252560444 is a wasteful number, since it uses less digits than its factorization.

252560444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63140115 (or 63140113 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 32.

The square root of 252560444 is about 15892.1503894218. The cubic root of 252560444 is about 632.1038625170.

The spelling of 252560444 in words is "two hundred fifty-two million, five hundred sixty thousand, four hundred forty-four".