52657625 has 16 divisors (see below), whose sum is σ = 67122432. Its totient is φ = 41225200.

The previous prime is 52657621. The next prime is 52657669. The reversal of 52657625 is 52675625.

It is not a de Polignac number, because 52657625 - 2² = 52657621 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52657621) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1394 + ... + 10356.

It is an arithmetic number, because the mean of its divisors is an integer number (4195152).

Almost surely, 2^52657625 is an apocalyptic number.

It is an amenable number.

52657625 is a deficient number, since it is larger than the sum of its proper divisors (14464807).

52657625 is an equidigital number, since it uses as much as digits as its factorization.

52657625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9025 (or 9015 counting only the distinct ones).

The product of its digits is 126000, while the sum is 38.

The square root of 52657625 is about 7256.5573793639. The cubic root of 52657625 is about 374.8179857439.

The spelling of 52657625 in words is "fifty-two million, six hundred fifty-seven thousand, six hundred twenty-five".