25966825 has 12 divisors (see below), whose sum is σ = 33894160. Its totient is φ = 19679760.

The previous prime is 25966819. The next prime is 25966841. The reversal of 25966825 is 52866952.

It is not a de Polignac number, because 25966825 - 2⁷ = 25966697 is a prime.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26859 + ... + 27808.

Almost surely, 2^25966825 is an apocalyptic number.

25966825 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

25966825 is a deficient number, since it is larger than the sum of its proper divisors (7927335).

25966825 is a wasteful number, since it uses less digits than its factorization.

25966825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54696 (or 54691 counting only the distinct ones).

The product of its digits is 259200, while the sum is 43.

The square root of 25966825 is about 5095.7653988385. The cubic root of 25966825 is about 296.1235521772.

The spelling of 25966825 in words is "twenty-five million, nine hundred sixty-six thousand, eight hundred twenty-five".