8657025 has 36 divisors (see below), whose sum is σ = 15521328. Its totient is φ = 4255680.

The previous prime is 8657021. The next prime is 8657041. The reversal of 8657025 is 5207568.

It is a happy number.

It is not a de Polignac number, because 8657025 - 2² = 8657021 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8657021) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 12334 + ... + 13016.

It is an arithmetic number, because the mean of its divisors is an integer number (431148).

Almost surely, 2^8657025 is an apocalyptic number.

It is an amenable number.

8657025 is a deficient number, since it is larger than the sum of its proper divisors (6864303).

8657025 is a wasteful number, since it uses less digits than its factorization.

8657025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 722 (or 704 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 33.

The square root of 8657025 is about 2942.2822774166. The cubic root of 8657025 is about 205.3318045252.

The spelling of 8657025 in words is "eight million, six hundred fifty-seven thousand, twenty-five".