252100532 has 12 divisors (see below), whose sum is σ = 441944580. Its totient is φ = 125830656.

The previous prime is 252100507. The next prime is 252100543. The reversal of 252100532 is 235001252.

It can be written as a sum of positive squares in 2 ways, for example, as 236052496 + 16048036 = 15364^2 + 4006^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52307 + ... + 56922.

It is an arithmetic number, because the mean of its divisors is an integer number (36828715).

Almost surely, 2^252100532 is an apocalyptic number.

It is an amenable number.

252100532 is a deficient number, since it is larger than the sum of its proper divisors (189844048).

252100532 is a wasteful number, since it uses less digits than its factorization.

252100532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109810 (or 109808 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 252100532 is about 15877.6740110131. The cubic root of 252100532 is about 631.7199428134.

Adding to 252100532 its reverse (235001252), we get a palindrome (487101784).

The spelling of 252100532 in words is "two hundred fifty-two million, one hundred thousand, five hundred thirty-two".