25864248 has 16 divisors (see below), whose sum is σ = 64660680. Its totient is φ = 8621408.

The previous prime is 25864207. The next prime is 25864249. The reversal of 25864248 is 84246852.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25864249) 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, 538815 + ... + 538862.

Almost surely, 2^25864248 is an apocalyptic number.

It is an amenable number.

25864248 is an abundant number, since it is smaller than the sum of its proper divisors (38796432).

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

25864248 is a wasteful number, since it uses less digits than its factorization.

25864248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1077686 (or 1077682 counting only the distinct ones).

The product of its digits is 122880, while the sum is 39.

The square root of 25864248 is about 5085.6905135881. The cubic root of 25864248 is about 295.7331110262.

The spelling of 25864248 in words is "twenty-five million, eight hundred sixty-four thousand, two hundred forty-eight".