25979368 has 8 divisors (see below), whose sum is σ = 48711330. Its totient is φ = 12989680.

The previous prime is 25979357. The next prime is 25979423. The reversal of 25979368 is 86397952.

It can be written as a sum of positive squares in only one way, i.e., 23794884 + 2184484 = 4878^2 + 1478^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1623703 + ... + 1623718.

Almost surely, 2^25979368 is an apocalyptic number.

It is an amenable number.

25979368 is a deficient number, since it is larger than the sum of its proper divisors (22731962).

25979368 is a wasteful number, since it uses less digits than its factorization.

25979368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3247427 (or 3247423 counting only the distinct ones).

The product of its digits is 816480, while the sum is 49.

The square root of 25979368 is about 5096.9959780247. The cubic root of 25979368 is about 296.1712242848.

The spelling of 25979368 in words is "twenty-five million, nine hundred seventy-nine thousand, three hundred sixty-eight".