25632608 has 12 divisors (see below), whose sum is σ = 50464260. Its totient is φ = 12816288.

The previous prime is 25632587. The next prime is 25632631. The reversal of 25632608 is 80623652.

It is a Harshad number since it is a multiple of its sum of digits (32), and also a Moran number because the ratio is a prime number: 801019 = 25632608 / (2 + 5 + 6 + 3 + 2 + 6 + 0 + 8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 400478 + ... + 400541.

It is an arithmetic number, because the mean of its divisors is an integer number (4205355).

Almost surely, 2^25632608 is an apocalyptic number.

It is an amenable number.

25632608 is a deficient number, since it is larger than the sum of its proper divisors (24831652).

25632608 is an equidigital number, since it uses as much as digits as its factorization.

25632608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 801029 (or 801021 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 25632608 is about 5062.8655917375. The cubic root of 25632608 is about 294.8476010688.

The spelling of 25632608 in words is "twenty-five million, six hundred thirty-two thousand, six hundred eight".