26818 has 16 divisors (see below), whose sum is σ = 46656. Its totient is φ = 11440.

The previous prime is 26813. The next prime is 26821. The reversal of 26818 is 81862.

It is a junction number, because it is equal to n+sod(n) for n = 26792 and 26801.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26813) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 480 + ... + 532.

It is an arithmetic number, because the mean of its divisors is an integer number (2916).

2²⁶⁸¹⁸ is an apocalyptic number.

26818 is a deficient number, since it is larger than the sum of its proper divisors (19838).

26818 is a wasteful number, since it uses less digits than its factorization.

26818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89.

The product of its digits is 768, while the sum is 25.

The square root of 26818 is about 163.7620224594. The cubic root of 26818 is about 29.9324405642.

The spelling of 26818 in words is "twenty-six thousand, eight hundred eighteen".