252636366 has 8 divisors (see below), whose sum is σ = 505272744. Its totient is φ = 84212120.

The previous prime is 252636359. The next prime is 252636367. The reversal of 252636366 is 663636252.

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

252636366 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252636367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21053025 + ... + 21053036.

It is an arithmetic number, because the mean of its divisors is an integer number (63159093).

Almost surely, 2^252636366 is an apocalyptic number.

252636366 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

252636366 is a wasteful number, since it uses less digits than its factorization.

252636366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42106066.

The product of its digits is 233280, while the sum is 39.

The square root of 252636366 is about 15894.5388734622. The cubic root of 252636366 is about 632.1671949226.

The spelling of 252636366 in words is "two hundred fifty-two million, six hundred thirty-six thousand, three hundred sixty-six".