25381896 has 16 divisors (see below), whose sum is σ = 63454800. Its totient is φ = 8460624.

The previous prime is 25381877. The next prime is 25381897. The reversal of 25381896 is 69818352.

It is not an unprimeable number, because it can be changed into a prime (25381897) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 528766 + ... + 528813.

It is an arithmetic number, because the mean of its divisors is an integer number (3965925).

Almost surely, 2^25381896 is an apocalyptic number.

It is an amenable number.

25381896 is an abundant number, since it is smaller than the sum of its proper divisors (38072904).

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

25381896 is a wasteful number, since it uses less digits than its factorization.

25381896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1057588 (or 1057584 counting only the distinct ones).

The product of its digits is 103680, while the sum is 42.

The square root of 25381896 is about 5038.0448588713. The cubic root of 25381896 is about 293.8831503807.

The spelling of 25381896 in words is "twenty-five million, three hundred eighty-one thousand, eight hundred ninety-six".