25695172 has 12 divisors (see below), whose sum is σ = 45295740. Its totient is φ = 12753536.

The previous prime is 25695161. The next prime is 25695181. The reversal of 25695172 is 27159652.

It can be written as a sum of positive squares in 2 ways, for example, as 13957696 + 11737476 = 3736^2 + 3426^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22897 + ... + 23992.

It is an arithmetic number, because the mean of its divisors is an integer number (3774645).

Almost surely, 2^25695172 is an apocalyptic number.

It is an amenable number.

25695172 is a deficient number, since it is larger than the sum of its proper divisors (19600568).

25695172 is a wasteful number, since it uses less digits than its factorization.

25695172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47030 (or 47028 counting only the distinct ones).

The product of its digits is 37800, while the sum is 37.

The square root of 25695172 is about 5069.0405403784. The cubic root of 25695172 is about 295.0872939019.

The spelling of 25695172 in words is "twenty-five million, six hundred ninety-five thousand, one hundred seventy-two".