252517522 has 8 divisors (see below), whose sum is σ = 385196400. Its totient is φ = 124118724.

The previous prime is 252517519. The next prime is 252517549. The reversal of 252517522 is 225715252.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1069872 + ... + 1070107.

It is an arithmetic number, because the mean of its divisors is an integer number (48149550).

Almost surely, 2^252517522 is an apocalyptic number.

252517522 is a deficient number, since it is larger than the sum of its proper divisors (132678878).

252517522 is a wasteful number, since it uses less digits than its factorization.

252517522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2140040.

The product of its digits is 14000, while the sum is 31.

The square root of 252517522 is about 15890.7999169331. The cubic root of 252517522 is about 632.0680523446.

The spelling of 252517522 in words is "two hundred fifty-two million, five hundred seventeen thousand, five hundred twenty-two".