25682428 has 12 divisors (see below), whose sum is σ = 45051552. Its totient is φ = 12810560.

The previous prime is 25682417. The next prime is 25682453. The reversal of 25682428 is 82428652.

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5725 + ... + 9172.

It is an arithmetic number, because the mean of its divisors is an integer number (3754296).

Almost surely, 2^25682428 is an apocalyptic number.

It is an amenable number.

25682428 is a deficient number, since it is larger than the sum of its proper divisors (19369124).

25682428 is a wasteful number, since it uses less digits than its factorization.

25682428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15332 (or 15330 counting only the distinct ones).

The product of its digits is 61440, while the sum is 37.

The square root of 25682428 is about 5067.7833418567. The cubic root of 25682428 is about 295.0385011513.

The spelling of 25682428 in words is "twenty-five million, six hundred eighty-two thousand, four hundred twenty-eight".