25680696 has 32 divisors (see below), whose sum is σ = 66994560. Its totient is φ = 8187872.

The previous prime is 25680691. The next prime is 25680731. The reversal of 25680696 is 69608652.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25680691) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22710 + ... + 23813.

It is an arithmetic number, because the mean of its divisors is an integer number (2093580).

Almost surely, 2^25680696 is an apocalyptic number.

It is an amenable number.

25680696 is an abundant number, since it is smaller than the sum of its proper divisors (41313864).

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

25680696 is a wasteful number, since it uses less digits than its factorization.

25680696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46555 (or 46551 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 42.

The square root of 25680696 is about 5067.6124555850. The cubic root of 25680696 is about 295.0318686245.

The spelling of 25680696 in words is "twenty-five million, six hundred eighty thousand, six hundred ninety-six".