25654 has 8 divisors (see below), whose sum is σ = 39168. Its totient is φ = 12600.

The previous prime is 25643. The next prime is 25657. The reversal of 25654 is 45652.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25657) by changing a digit.

25654 is an untouchable number, because it is not equal to the sum of proper divisors of any 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 in 3 ways as a sum of consecutive naturals, for example, 139 + ... + 265.

It is an arithmetic number, because the mean of its divisors is an integer number (4896).

2²⁵⁶⁵⁴ is an apocalyptic number.

25654 is a deficient number, since it is larger than the sum of its proper divisors (13514).

25654 is a wasteful number, since it uses less digits than its factorization.

25654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230.

The product of its digits is 1200, while the sum is 22.

The square root of 25654 is about 160.1686611045. The cubic root of 25654 is about 29.4929601127.

It can be divided in two parts, 256 and 54, that multiplied together give a cube (13824 = 24³).

The spelling of 25654 in words is "twenty-five thousand, six hundred fifty-four".