252893136 has 20 divisors (see below), whose sum is σ = 653307392. Its totient is φ = 84297696.

The previous prime is 252893099. The next prime is 252893143. The reversal of 252893136 is 631398252.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 252893094 and 252893103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2634256 + ... + 2634351.

Almost surely, 2^252893136 is an apocalyptic number.

It is an amenable number.

252893136 is an abundant number, since it is smaller than the sum of its proper divisors (400414256).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

252893136 is a wasteful number, since it uses less digits than its factorization.

252893136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5268618 (or 5268612 counting only the distinct ones).

The product of its digits is 77760, while the sum is 39.

The square root of 252893136 is about 15902.6141247280. The cubic root of 252893136 is about 632.3812926417.

The spelling of 252893136 in words is "two hundred fifty-two million, eight hundred ninety-three thousand, one hundred thirty-six".