26886479 has 2 divisors, whose sum is σ = 26886480. Its totient is φ = 26886478.

The previous prime is 26886443. The next prime is 26886511. The reversal of 26886479 is 97468862.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 26886479 - 2¹⁶ = 26820943 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26886179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13443239 + 13443240.

It is an arithmetic number, because the mean of its divisors is an integer number (13443240).

Almost surely, 2^26886479 is an apocalyptic number.

26886479 is a deficient number, since it is larger than the sum of its proper divisors (1).

26886479 is an equidigital number, since it uses as much as digits as its factorization.

26886479 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1161216, while the sum is 50.

The square root of 26886479 is about 5185.2173532071. The cubic root of 26886479 is about 299.5789612161.

The spelling of 26886479 in words is "twenty-six million, eight hundred eighty-six thousand, four hundred seventy-nine".