25585065 has 40 divisors (see below), whose sum is σ = 50041728. Its totient is φ = 12402720.

The previous prime is 25585033. The next prime is 25585067. The reversal of 25585065 is 56058552.

It is not a de Polignac number, because 25585065 - 2⁵ = 25585033 is a prime.

It is not an unprimeable number, because it can be changed into a prime (25585067) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1584 + ... + 7326.

Almost surely, 2^25585065 is an apocalyptic number.

It is an amenable number.

25585065 is a deficient number, since it is larger than the sum of its proper divisors (24456663).

25585065 is a wasteful number, since it uses less digits than its factorization.

25585065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5771 (or 5762 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 36.

The square root of 25585065 is about 5058.1681466713. The cubic root of 25585065 is about 294.6651951895.

The spelling of 25585065 in words is "twenty-five million, five hundred eighty-five thousand, sixty-five".