252531622 has 32 divisors (see below), whose sum is σ = 458150400. Its totient is φ = 101979648.

The previous prime is 252531619. The next prime is 252531649. The reversal of 252531622 is 226135252.

It is a congruent number.

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, 48879 + ... + 53797.

It is an arithmetic number, because the mean of its divisors is an integer number (14317200).

Almost surely, 2^252531622 is an apocalyptic number.

252531622 is a deficient number, since it is larger than the sum of its proper divisors (205618778).

252531622 is a wasteful number, since it uses less digits than its factorization.

252531622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5140.

The product of its digits is 7200, while the sum is 28.

The square root of 252531622 is about 15891.2435636737. The cubic root of 252531622 is about 632.0798165364.

Adding to 252531622 its reverse (226135252), we get a palindrome (478666874).

The spelling of 252531622 in words is "two hundred fifty-two million, five hundred thirty-one thousand, six hundred twenty-two".