252636125 has 32 divisors (see below), whose sum is σ = 362568960. Its totient is φ = 172161600.

The previous prime is 252636121. The next prime is 252636151. The reversal of 252636125 is 521636252.

It is not a de Polignac number, because 252636125 - 2² = 252636121 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 252636091 and 252636100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252636121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 155819 + ... + 157431.

It is an arithmetic number, because the mean of its divisors is an integer number (11330280).

Almost surely, 2^252636125 is an apocalyptic number.

252636125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

252636125 is a deficient number, since it is larger than the sum of its proper divisors (109932835).

252636125 is a wasteful number, since it uses less digits than its factorization.

252636125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1814 (or 1804 counting only the distinct ones).

The product of its digits is 21600, while the sum is 32.

The square root of 252636125 is about 15894.5312922401. The cubic root of 252636125 is about 632.1669939059.

The spelling of 252636125 in words is "two hundred fifty-two million, six hundred thirty-six thousand, one hundred twenty-five".