25940936 has 16 divisors (see below), whose sum is σ = 55587840. Its totient is φ = 11117520.

The previous prime is 25940927. The next prime is 25940939. The reversal of 25940936 is 63904952.

It is a self number, because there is not a number n which added to its sum of digits gives 25940936.

It is not an unprimeable number, because it can be changed into a prime (25940939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 231560 + ... + 231671.

It is an arithmetic number, because the mean of its divisors is an integer number (3474240).

Almost surely, 2^25940936 is an apocalyptic number.

It is an amenable number.

25940936 is an abundant number, since it is smaller than the sum of its proper divisors (29646904).

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

25940936 is a wasteful number, since it uses less digits than its factorization.

25940936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 463244 (or 463240 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 38.

The square root of 25940936 is about 5093.2245189074. The cubic root of 25940936 is about 296.0251074393.

The spelling of 25940936 in words is "twenty-five million, nine hundred forty thousand, nine hundred thirty-six".