26266979 has 2 divisors, whose sum is σ = 26266980. Its totient is φ = 26266978.

The previous prime is 26266967. The next prime is 26266991. The reversal of 26266979 is 97966262.

It is a balanced prime because it is at equal distance from previous prime (26266967) and next prime (26266991).

It is a cyclic number.

It is not a de Polignac number, because 26266979 - 2¹⁶ = 26201443 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (26266909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13133489 + 13133490.

It is an arithmetic number, because the mean of its divisors is an integer number (13133490).

Almost surely, 2^26266979 is an apocalyptic number.

26266979 is a deficient number, since it is larger than the sum of its proper divisors (1).

26266979 is an equidigital number, since it uses as much as digits as its factorization.

26266979 is an evil number, because the sum of its binary digits is even.

The product of its digits is 489888, while the sum is 47.

The square root of 26266979 is about 5125.1320958586. The cubic root of 26266979 is about 297.2601611932.

The spelling of 26266979 in words is "twenty-six million, two hundred sixty-six thousand, nine hundred seventy-nine".