26438856 has 16 divisors (see below), whose sum is σ = 66097200. Its totient is φ = 8812944.

The previous prime is 26438777. The next prime is 26438857. The reversal of 26438856 is 65883462.

It is not an unprimeable number, because it can be changed into a prime (26438857) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 550786 + ... + 550833.

It is an arithmetic number, because the mean of its divisors is an integer number (4131075).

Almost surely, 2^26438856 is an apocalyptic number.

It is an amenable number.

26438856 is an abundant number, since it is smaller than the sum of its proper divisors (39658344).

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

26438856 is a wasteful number, since it uses less digits than its factorization.

26438856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1101628 (or 1101624 counting only the distinct ones).

The product of its digits is 276480, while the sum is 42.

The square root of 26438856 is about 5141.8728105623. The cubic root of 26438856 is about 297.9071223854.

The spelling of 26438856 in words is "twenty-six million, four hundred thirty-eight thousand, eight hundred fifty-six".