25894 has 12 divisors (see below), whose sum is σ = 43092. Its totient is φ = 11660.

The previous prime is 25889. The next prime is 25903. The reversal of 25894 is 49852.

It is a happy number.

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

Its product of digits (2880) is a multiple of the sum of its prime divisors (120).

It is a congruent number.

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 in 5 ways as a sum of consecutive naturals, for example, 189 + ... + 295.

It is an arithmetic number, because the mean of its divisors is an integer number (3591).

2²⁵⁸⁹⁴ is an apocalyptic number.

25894 is a deficient number, since it is larger than the sum of its proper divisors (17198).

25894 is a wasteful number, since it uses less digits than its factorization.

25894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131 (or 120 counting only the distinct ones).

The product of its digits is 2880, while the sum is 28.

The square root of 25894 is about 160.9161272216. The cubic root of 25894 is about 29.5846462861.

It can be divided in two parts, 25 and 894, that added together give a palindrome (919).

The spelling of 25894 in words is "twenty-five thousand, eight hundred ninety-four".