26879 has 2 divisors, whose sum is σ = 26880. Its totient is φ = 26878.

The previous prime is 26863. The next prime is 26881. The reversal of 26879 is 97862.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 26879 - 2⁴ = 26863 is a prime.

It is a Sophie Germain prime.

Together with 26881, it forms a pair of twin primes.

It is a Chen prime.

It is an Ulam number.

It is a plaindrome in base 12 and base 16.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26839) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13439 + 13440.

It is an arithmetic number, because the mean of its divisors is an integer number (13440).

2²⁶⁸⁷⁹ is an apocalyptic number.

26879 is a deficient number, since it is larger than the sum of its proper divisors (1).

26879 is an equidigital number, since it uses as much as digits as its factorization.

26879 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6048, while the sum is 32.

The square root of 26879 is about 163.9481625393. The cubic root of 26879 is about 29.9551180724.

The spelling of 26879 in words is "twenty-six thousand, eight hundred seventy-nine".