25480896 has 56 divisors (see below), whose sum is σ = 77053440. Its totient is φ = 7279872.

The previous prime is 25480883. The next prime is 25480913. The reversal of 25480896 is 69808452.

It is a tau number, because it is divible by the number of its divisors (56).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8136 + ... + 10823.

Almost surely, 2^25480896 is an apocalyptic number.

It is an amenable number.

25480896 is an abundant number, since it is smaller than the sum of its proper divisors (51572544).

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

25480896 is a wasteful number, since it uses less digits than its factorization.

25480896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18981 (or 18971 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 42.

The square root of 25480896 is about 5047.8605369008. The cubic root of 25480896 is about 294.2647437130.

The spelling of 25480896 in words is "twenty-five million, four hundred eighty thousand, eight hundred ninety-six".