252019528 has 8 divisors (see below), whose sum is σ = 472536630. Its totient is φ = 126009760.

The previous prime is 252019519. The next prime is 252019529. The reversal of 252019528 is 825910252.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 212051844 + 39967684 = 14562^2 + 6322^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 252019493 and 252019502.

It is not an unprimeable number, because it can be changed into a prime (252019529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15751213 + ... + 15751228.

Almost surely, 2^252019528 is an apocalyptic number.

It is an amenable number.

252019528 is a deficient number, since it is larger than the sum of its proper divisors (220517102).

252019528 is a wasteful number, since it uses less digits than its factorization.

252019528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31502447 (or 31502443 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 34.

The square root of 252019528 is about 15875.1229286579. The cubic root of 252019528 is about 631.6522749355.

The spelling of 252019528 in words is "two hundred fifty-two million, nineteen thousand, five hundred twenty-eight".