26426797 has 2 divisors, whose sum is σ = 26426798. Its totient is φ = 26426796.

The previous prime is 26426791. The next prime is 26426809. The reversal of 26426797 is 79762462.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15792676 + 10634121 = 3974^2 + 3261^2 .

It is a cyclic number.

It is not a de Polignac number, because 26426797 - 2⁷ = 26426669 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26426791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13213398 + 13213399.

It is an arithmetic number, because the mean of its divisors is an integer number (13213399).

Almost surely, 2^26426797 is an apocalyptic number.

It is an amenable number.

26426797 is a deficient number, since it is larger than the sum of its proper divisors (1).

26426797 is an equidigital number, since it uses as much as digits as its factorization.

26426797 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 254016, while the sum is 43.

The square root of 26426797 is about 5140.7000496041. The cubic root of 26426797 is about 297.8618227916.

The spelling of 26426797 in words is "twenty-six million, four hundred twenty-six thousand, seven hundred ninety-seven".