25982496 has 36 divisors (see below), whose sum is σ = 73888542. Its totient is φ = 8660736.

The previous prime is 25982491. The next prime is 25982497. The reversal of 25982496 is 69428952.

It can be written as a sum of positive squares in only one way, i.e., 17338896 + 8643600 = 4164^2 + 2940^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (25982491) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 44821 + ... + 45396.

Almost surely, 2^25982496 is an apocalyptic number.

It is an amenable number.

25982496 is an abundant number, since it is smaller than the sum of its proper divisors (47906046).

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

25982496 is a wasteful number, since it uses less digits than its factorization.

25982496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90233 (or 90222 counting only the distinct ones).

The product of its digits is 311040, while the sum is 45.

The square root of 25982496 is about 5097.3028161960. The cubic root of 25982496 is about 296.1831104658.

The spelling of 25982496 in words is "twenty-five million, nine hundred eighty-two thousand, four hundred ninety-six".