252502437 has 12 divisors (see below), whose sum is σ = 370059200. Its totient is φ = 153031560.

The previous prime is 252502433. The next prime is 252502447. The reversal of 252502437 is 734205252.

252502437 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 252502437 - 2² = 252502433 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252502433) 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, 347437 + ... + 348162.

Almost surely, 2^252502437 is an apocalyptic number.

It is an amenable number.

252502437 is a deficient number, since it is larger than the sum of its proper divisors (117556763).

252502437 is a wasteful number, since it uses less digits than its factorization.

252502437 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 695624 (or 695613 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 30.

The square root of 252502437 is about 15890.3252641348. The cubic root of 252502437 is about 632.0554658432.

Adding to 252502437 its reverse (734205252), we get a palindrome (986707689).

The spelling of 252502437 in words is "two hundred fifty-two million, five hundred two thousand, four hundred thirty-seven".