25608768 has 28 divisors (see below), whose sum is σ = 67757040. Its totient is φ = 8536192.

The previous prime is 25608763. The next prime is 25608799. The reversal of 25608768 is 86780652.

It is not an unprimeable number, because it can be changed into a prime (25608763) 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, 66498 + ... + 66881.

Almost surely, 2^25608768 is an apocalyptic number.

It is an amenable number.

25608768 is an abundant number, since it is smaller than the sum of its proper divisors (42148272).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25608768 is a wasteful number, since it uses less digits than its factorization.

25608768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133394 (or 133384 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 42.

The square root of 25608768 is about 5060.5106461700. The cubic root of 25608768 is about 294.7561635382.

The spelling of 25608768 in words is "twenty-five million, six hundred eight thousand, seven hundred sixty-eight".