25568934 has 16 divisors (see below), whose sum is σ = 51617088. Its totient is φ = 8443112.

The previous prime is 25568929. The next prime is 25568941. The reversal of 25568934 is 43986552.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19272 + ... + 20555.

It is an arithmetic number, because the mean of its divisors is an integer number (3226068).

Almost surely, 2^25568934 is an apocalyptic number.

25568934 is an abundant number, since it is smaller than the sum of its proper divisors (26048154).

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

25568934 is a wasteful number, since it uses less digits than its factorization.

25568934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39939.

The product of its digits is 259200, while the sum is 42.

The square root of 25568934 is about 5056.5733456561. The cubic root of 25568934 is about 294.6032548406.

The spelling of 25568934 in words is "twenty-five million, five hundred sixty-eight thousand, nine hundred thirty-four".