25936992 has 36 divisors (see below), whose sum is σ = 73759140. Its totient is φ = 8645568.

The previous prime is 25936961. The next prime is 25936993. The reversal of 25936992 is 29963952.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25936993) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 44742 + ... + 45317.

It is an arithmetic number, because the mean of its divisors is an integer number (2048865).

Almost surely, 2^25936992 is an apocalyptic number.

It is an amenable number.

25936992 is an abundant number, since it is smaller than the sum of its proper divisors (47822148).

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

25936992 is a wasteful number, since it uses less digits than its factorization.

25936992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90075 (or 90064 counting only the distinct ones).

The product of its digits is 262440, while the sum is 45.

The square root of 25936992 is about 5092.8373231432. The cubic root of 25936992 is about 296.0101043544.

The spelling of 25936992 in words is "twenty-five million, nine hundred thirty-six thousand, nine hundred ninety-two".