25649096 has 24 divisors (see below), whose sum is σ = 52863510. Its totient is φ = 11658240.

The previous prime is 25649093. The next prime is 25649101. The reversal of 25649096 is 69094652.

It can be written as a sum of positive squares in only one way, i.e., 16564900 + 9084196 = 4070^2 + 3014^2 .

It is a super-2 number, since 2×25649096² = 1315752251234432, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (25649093) 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, 12281 + ... + 14216.

Almost surely, 2^25649096 is an apocalyptic number.

It is an amenable number.

25649096 is an abundant number, since it is smaller than the sum of its proper divisors (27214414).

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

25649096 is a wasteful number, since it uses less digits than its factorization.

25649096 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26525 (or 26510 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 41.

The square root of 25649096 is about 5064.4936568230. The cubic root of 25649096 is about 294.9108070869.

The spelling of 25649096 in words is "twenty-five million, six hundred forty-nine thousand, ninety-six".