25297682 has 4 divisors (see below), whose sum is σ = 37946526. Its totient is φ = 12648840.

The previous prime is 25297669. The next prime is 25297691. The reversal of 25297682 is 28679252.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 13388281 + 11909401 = 3659^2 + 3451^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6324419 + ... + 6324422.

Almost surely, 2^25297682 is an apocalyptic number.

25297682 is a deficient number, since it is larger than the sum of its proper divisors (12648844).

25297682 is a wasteful number, since it uses less digits than its factorization.

25297682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12648843.

The product of its digits is 120960, while the sum is 41.

The square root of 25297682 is about 5029.6801091123. The cubic root of 25297682 is about 293.5577675744.

The spelling of 25297682 in words is "twenty-five million, two hundred ninety-seven thousand, six hundred eighty-two".