25983958 has 32 divisors (see below), whose sum is σ = 52335360. Its totient is φ = 9344160.

The previous prime is 25983931. The next prime is 25983989. The reversal of 25983958 is 85938952.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4488 + ... + 8491.

It is an arithmetic number, because the mean of its divisors is an integer number (1635480).

Almost surely, 2^25983958 is an apocalyptic number.

25983958 is an abundant number, since it is smaller than the sum of its proper divisors (26351402).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25983958 is a wasteful number, since it uses less digits than its factorization.

25983958 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13012.

The product of its digits is 777600, while the sum is 49.

The square root of 25983958 is about 5097.4462233554. The cubic root of 25983958 is about 296.1886656363.

It can be divided in two parts, 2598 and 3958, that added together give a palindrome (6556).

The spelling of 25983958 in words is "twenty-five million, nine hundred eighty-three thousand, nine hundred fifty-eight".