25652115 has 12 divisors (see below), whose sum is σ = 44463744. Its totient is φ = 13681104.

The previous prime is 25652111. The next prime is 25652117. The reversal of 25652115 is 51125652.

25652115 is a `hidden beast` number, since 2 + 5 + 652 + 1 + 1 + 5 = 666.

It is not a de Polignac number, because 25652115 - 2² = 25652111 is a prime.

It is not an unprimeable number, because it can be changed into a prime (25652111) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 284979 + ... + 285068.

It is an arithmetic number, because the mean of its divisors is an integer number (3705312).

Almost surely, 2^25652115 is an apocalyptic number.

25652115 is a deficient number, since it is larger than the sum of its proper divisors (18811629).

25652115 is a wasteful number, since it uses less digits than its factorization.

25652115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 570058 (or 570055 counting only the distinct ones).

The product of its digits is 3000, while the sum is 27.

The square root of 25652115 is about 5064.7917035156. The cubic root of 25652115 is about 294.9223773555.

Adding to 25652115 its reverse (51125652), we get a palindrome (76777767).

The spelling of 25652115 in words is "twenty-five million, six hundred fifty-two thousand, one hundred fifteen".