25871056 has 20 divisors (see below), whose sum is σ = 51193152. Its totient is φ = 12659936.

The previous prime is 25871039. The next prime is 25871057. The reversal of 25871056 is 65017852.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25871057) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16450 + ... + 17953.

Almost surely, 2^25871056 is an apocalyptic number.

It is an amenable number.

25871056 is a deficient number, since it is larger than the sum of its proper divisors (25322096).

25871056 is a wasteful number, since it uses less digits than its factorization.

25871056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34458 (or 34452 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 34.

The square root of 25871056 is about 5086.3597985200. The cubic root of 25871056 is about 295.7590564212.

The spelling of 25871056 in words is "twenty-five million, eight hundred seventy-one thousand, fifty-six".