25268971 has 16 divisors (see below), whose sum is σ = 31546368. Its totient is φ = 19706400.

The previous prime is 25268963. The next prime is 25268977. The reversal of 25268971 is 17986252.

It is not a de Polignac number, because 25268971 - 2³ = 25268963 is a prime.

It is not an unprimeable number, because it can be changed into a prime (25268977) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4506 + ... + 8416.

It is an arithmetic number, because the mean of its divisors is an integer number (1971648).

Almost surely, 2^25268971 is an apocalyptic number.

25268971 is a deficient number, since it is larger than the sum of its proper divisors (6277397).

25268971 is a wasteful number, since it uses less digits than its factorization.

25268971 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4002.

The product of its digits is 60480, while the sum is 40.

The square root of 25268971 is about 5026.8251411801. The cubic root of 25268971 is about 293.4466700755.

The spelling of 25268971 in words is "twenty-five million, two hundred sixty-eight thousand, nine hundred seventy-one".