26042879 has 2 divisors, whose sum is σ = 26042880. Its totient is φ = 26042878.

The previous prime is 26042873. The next prime is 26042881. The reversal of 26042879 is 97824062.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26042879 is a prime.

Together with 26042881, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26042873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13021439 + 13021440.

It is an arithmetic number, because the mean of its divisors is an integer number (13021440).

Almost surely, 2^26042879 is an apocalyptic number.

26042879 is a deficient number, since it is larger than the sum of its proper divisors (1).

26042879 is an equidigital number, since it uses as much as digits as its factorization.

26042879 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48384, while the sum is 38.

The square root of 26042879 is about 5103.2224133385. Note that the first 3 decimals coincide. The cubic root of 26042879 is about 296.4123749191.

The spelling of 26042879 in words is "twenty-six million, forty-two thousand, eight hundred seventy-nine".