25984938 has 32 divisors (see below), whose sum is σ = 59834880. Its totient is φ = 7369200.

The previous prime is 25984921. The next prime is 25984967. The reversal of 25984938 is 83948952.

It is a Curzon 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, 3613 + ... + 8063.

It is an arithmetic number, because the mean of its divisors is an integer number (1869840).

Almost surely, 2^25984938 is an apocalyptic number.

25984938 is an abundant number, since it is smaller than the sum of its proper divisors (33849942).

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

25984938 is a wasteful number, since it uses less digits than its factorization.

25984938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4602.

The product of its digits is 622080, while the sum is 48.

The square root of 25984938 is about 5097.5423490149. The cubic root of 25984938 is about 296.1923892318.

The spelling of 25984938 in words is "twenty-five million, nine hundred eighty-four thousand, nine hundred thirty-eight".