252264738 has 32 divisors (see below), whose sum is σ = 553190400. Its totient is φ = 76055760.

The previous prime is 252264643. The next prime is 252264781. The reversal of 252264738 is 837462252.

It is a junction number, because it is equal to n+sod(n) for n = 252264696 and 252264705.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3531 + ... + 22737.

It is an arithmetic number, because the mean of its divisors is an integer number (17287200).

Almost surely, 2^252264738 is an apocalyptic number.

252264738 is an abundant number, since it is smaller than the sum of its proper divisors (300925662).

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

252264738 is a wasteful number, since it uses less digits than its factorization.

252264738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19422.

The product of its digits is 161280, while the sum is 39.

The square root of 252264738 is about 15882.8441407703. The cubic root of 252264738 is about 631.8570702392.

The spelling of 252264738 in words is "two hundred fifty-two million, two hundred sixty-four thousand, seven hundred thirty-eight".