252916539 has 16 divisors (see below), whose sum is σ = 346496640. Its totient is φ = 164033280.

The previous prime is 252916537. The next prime is 252916561. The reversal of 252916539 is 935619252.

It is not a de Polignac number, because 252916539 - 2¹ = 252916537 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 252916539.

It is not an unprimeable number, because it can be changed into a prime (252916537) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9804 + ... + 24534.

It is an arithmetic number, because the mean of its divisors is an integer number (21656040).

Almost surely, 2^252916539 is an apocalyptic number.

252916539 is a deficient number, since it is larger than the sum of its proper divisors (93580101).

252916539 is a wasteful number, since it uses less digits than its factorization.

252916539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14890.

The product of its digits is 145800, while the sum is 42.

The square root of 252916539 is about 15903.3499301248. The cubic root of 252916539 is about 632.4007991193.

The spelling of 252916539 in words is "two hundred fifty-two million, nine hundred sixteen thousand, five hundred thirty-nine".