25985896 has 8 divisors (see below), whose sum is σ = 48723570. Its totient is φ = 12992944.

The previous prime is 25985891. The next prime is 25985933. The reversal of 25985896 is 69858952.

It can be written as a sum of positive squares in only one way, i.e., 19483396 + 6502500 = 4414^2 + 2550^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (25985891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1624111 + ... + 1624126.

Almost surely, 2^25985896 is an apocalyptic number.

It is an amenable number.

25985896 is a deficient number, since it is larger than the sum of its proper divisors (22737674).

25985896 is a wasteful number, since it uses less digits than its factorization.

25985896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3248243 (or 3248239 counting only the distinct ones).

The product of its digits is 1555200, while the sum is 52.

The square root of 25985896 is about 5097.6363149993. The cubic root of 25985896 is about 296.1960291458.

The spelling of 25985896 in words is "twenty-five million, nine hundred eighty-five thousand, eight hundred ninety-six".