25536682 has 4 divisors (see below), whose sum is σ = 38305026. Its totient is φ = 12768340.

The previous prime is 25536673. The next prime is 25536689. The reversal of 25536682 is 28663552.

It is a happy number.

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., 25391521 + 145161 = 5039^2 + 381^2 .

It is not an unprimeable number, because it can be changed into a prime (25536689) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6384169 + ... + 6384172.

Almost surely, 2^25536682 is an apocalyptic number.

25536682 is a deficient number, since it is larger than the sum of its proper divisors (12768344).

25536682 is a wasteful number, since it uses less digits than its factorization.

25536682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12768343.

The product of its digits is 86400, while the sum is 37.

The square root of 25536682 is about 5053.3832231486. The cubic root of 25536682 is about 294.4793343833.

The spelling of 25536682 in words is "twenty-five million, five hundred thirty-six thousand, six hundred eighty-two".