25195868 has 12 divisors (see below), whose sum is σ = 44132760. Its totient is φ = 12586512.

The previous prime is 25195823. The next prime is 25195871. The reversal of 25195868 is 86859152.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3863 + ... + 8081.

It is an arithmetic number, because the mean of its divisors is an integer number (3677730).

Almost surely, 2^25195868 is an apocalyptic number.

It is an amenable number.

25195868 is a deficient number, since it is larger than the sum of its proper divisors (18936892).

25195868 is a wasteful number, since it uses less digits than its factorization.

25195868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5716 (or 5714 counting only the distinct ones).

The product of its digits is 172800, while the sum is 44.

The square root of 25195868 is about 5019.5485852813. The cubic root of 25195868 is about 293.1634168594.

The spelling of 25195868 in words is "twenty-five million, one hundred ninety-five thousand, eight hundred sixty-eight".