25504082 has 6 divisors (see below), whose sum is σ = 38266839. Its totient is φ = 12748470.

The previous prime is 25504067. The next prime is 25504151. The reversal of 25504082 is 28040552.

It can be written as a sum of positive squares in only one way, i.e., 12752041 + 12752041 = 3571^2 + 3571^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=3571.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 5357 + ... + 8927.

Almost surely, 2^25504082 is an apocalyptic number.

25504082 is a deficient number, since it is larger than the sum of its proper divisors (12762757).

25504082 is an frugal number, since it uses more digits than its factorization.

25504082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7144 (or 3573 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 26.

The square root of 25504082 is about 5050.1566312343. The cubic root of 25504082 is about 294.3539707422.

Multiplying 25504082 by its product of nonzero digits (3200), we get a square (81613062400 = 285680²).

The spelling of 25504082 in words is "twenty-five million, five hundred four thousand, eighty-two".