26438992 has 20 divisors (see below), whose sum is σ = 51415360. Its totient is φ = 13170528.

The previous prime is 26438977. The next prime is 26439011. The reversal of 26438992 is 29983462.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1609 + ... + 7447.

It is an arithmetic number, because the mean of its divisors is an integer number (2570768).

Almost surely, 2^26438992 is an apocalyptic number.

It is an amenable number.

26438992 is a deficient number, since it is larger than the sum of its proper divisors (24976368).

26438992 is a wasteful number, since it uses less digits than its factorization.

26438992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6130 (or 6124 counting only the distinct ones).

The product of its digits is 186624, while the sum is 43.

The square root of 26438992 is about 5141.8860352987. The cubic root of 26438992 is about 297.9076331904.

The spelling of 26438992 in words is "twenty-six million, four hundred thirty-eight thousand, nine hundred ninety-two".