252075724 has 6 divisors (see below), whose sum is σ = 441132524. Its totient is φ = 126037860.

The previous prime is 252075697. The next prime is 252075737. The reversal of 252075724 is 427570252.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 252075724.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31509462 + ... + 31509469.

Almost surely, 2^252075724 is an apocalyptic number.

It is an amenable number.

252075724 is a deficient number, since it is larger than the sum of its proper divisors (189056800).

252075724 is a wasteful number, since it uses less digits than its factorization.

252075724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63018935 (or 63018933 counting only the distinct ones).

The product of its (nonzero) digits is 39200, while the sum is 34.

The square root of 252075724 is about 15876.8927690528. The cubic root of 252075724 is about 631.6992206272.

The spelling of 252075724 in words is "two hundred fifty-two million, seventy-five thousand, seven hundred twenty-four".