25384928 has 12 divisors (see below), whose sum is σ = 49976640. Its totient is φ = 12692448.

The previous prime is 25384913. The next prime is 25384937. The reversal of 25384928 is 82948352.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 396608 + ... + 396671.

It is an arithmetic number, because the mean of its divisors is an integer number (4164720).

Almost surely, 2^25384928 is an apocalyptic number.

It is an amenable number.

25384928 is a deficient number, since it is larger than the sum of its proper divisors (24591712).

25384928 is an equidigital number, since it uses as much as digits as its factorization.

25384928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 793289 (or 793281 counting only the distinct ones).

The product of its digits is 138240, while the sum is 41.

The square root of 25384928 is about 5038.3457602670. The cubic root of 25384928 is about 293.8948518737.

The spelling of 25384928 in words is "twenty-five million, three hundred eighty-four thousand, nine hundred twenty-eight".