252355995 has 12 divisors (see below), whose sum is σ = 437417136. Its totient is φ = 134589840.

The previous prime is 252355981. The next prime is 252356003. The reversal of 252355995 is 599553252.

252355995 is a `hidden beast` number, since 2 + 5 + 2 + 3 + 559 + 95 = 666.

It is not a de Polignac number, because 252355995 - 2⁴ = 252355979 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 5607911 = 252355995 / (2 + 5 + 2 + 3 + 5 + 5 + 9 + 9 + 5).

It is a self number, because there is not a number n which added to its sum of digits gives 252355995.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2803911 + ... + 2804000.

It is an arithmetic number, because the mean of its divisors is an integer number (36451428).

Almost surely, 2^252355995 is an apocalyptic number.

252355995 is a deficient number, since it is larger than the sum of its proper divisors (185061141).

252355995 is a wasteful number, since it uses less digits than its factorization.

252355995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5607922 (or 5607919 counting only the distinct ones).

The product of its digits is 607500, while the sum is 45.

The square root of 252355995 is about 15885.7166977131. The cubic root of 252355995 is about 631.9332526782.

The spelling of 252355995 in words is "two hundred fifty-two million, three hundred fifty-five thousand, nine hundred ninety-five".