25972528 has 10 divisors (see below), whose sum is σ = 50321804. Its totient is φ = 12986256.

The previous prime is 25972523. The next prime is 25972547. The reversal of 25972528 is 82527952.

It is not an unprimeable number, because it can be changed into a prime (25972523) by changing a digit.

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 as a sum of consecutive naturals, namely, 811626 + ... + 811657.

Almost surely, 2^25972528 is an apocalyptic number.

It is an amenable number.

25972528 is a deficient number, since it is larger than the sum of its proper divisors (24349276).

25972528 is a wasteful number, since it uses less digits than its factorization.

25972528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1623291 (or 1623285 counting only the distinct ones).

The product of its digits is 100800, while the sum is 40.

The square root of 25972528 is about 5096.3249503932. The cubic root of 25972528 is about 296.1452294391.

The spelling of 25972528 in words is "twenty-five million, nine hundred seventy-two thousand, five hundred twenty-eight".