252536499 has 24 divisors (see below), whose sum is σ = 374080512. Its totient is φ = 164093040.

The previous prime is 252536491. The next prime is 252536503. The reversal of 252536499 is 994635252.

252536499 is a `hidden beast` number, since 2 + 525 + 36 + 4 + 99 = 666.

It is not a de Polignac number, because 252536499 - 2³ = 252536491 is a prime.

It is not an unprimeable number, because it can be changed into a prime (252536491) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 113532 + ... + 115734.

It is an arithmetic number, because the mean of its divisors is an integer number (15586688).

Almost surely, 2^252536499 is an apocalyptic number.

252536499 is a deficient number, since it is larger than the sum of its proper divisors (121544013).

252536499 is a wasteful number, since it uses less digits than its factorization.

252536499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2527 (or 2524 counting only the distinct ones).

The product of its digits is 583200, while the sum is 45.

The square root of 252536499 is about 15891.3970122202. The cubic root of 252536499 is about 632.0838855099.

The spelling of 252536499 in words is "two hundred fifty-two million, five hundred thirty-six thousand, four hundred ninety-nine".