52625631 has 8 divisors (see below), whose sum is σ = 72431104. Its totient is φ = 33951960.

The previous prime is 52625623. The next prime is 52625647. The reversal of 52625631 is 13652625.

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

It is not a de Polignac number, because 52625631 - 2³ = 52625623 is a prime.

It is a super-2 number, since 2×52625631² = 5538914076296322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52625431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 282841 + ... + 283026.

It is an arithmetic number, because the mean of its divisors is an integer number (9053888).

Almost surely, 2^52625631 is an apocalyptic number.

52625631 is a deficient number, since it is larger than the sum of its proper divisors (19805473).

52625631 is a wasteful number, since it uses less digits than its factorization.

52625631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 565901.

The product of its digits is 10800, while the sum is 30.

The square root of 52625631 is about 7254.3525555352. The cubic root of 52625631 is about 374.7420590624.

The spelling of 52625631 in words is "fifty-two million, six hundred twenty-five thousand, six hundred thirty-one".