25682 has 4 divisors (see below), whose sum is σ = 38526. Its totient is φ = 12840.

The previous prime is 25679. The next prime is 25693. The reversal of 25682 is 28652.

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., 22201 + 3481 = 149^2 + 59^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6419 + ... + 6422.

2²⁵⁶⁸² is an apocalyptic number.

25682 is a deficient number, since it is larger than the sum of its proper divisors (12844).

25682 is a wasteful number, since it uses less digits than its factorization.

25682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12843.

The product of its digits is 960, while the sum is 23.

The square root of 25682 is about 160.2560451278. The cubic root of 25682 is about 29.5036862194.

It can be divided in two parts, 25 and 682, that added together give a palindrome (707).

The spelling of 25682 in words is "twenty-five thousand, six hundred eighty-two".