26628359 has 2 divisors, whose sum is σ = 26628360. Its totient is φ = 26628358.

The previous prime is 26628323. The next prime is 26628383. The reversal of 26628359 is 95382662.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 26628359 - 2²⁰ = 25579783 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 (26628059) 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, 13314179 + 13314180.

It is an arithmetic number, because the mean of its divisors is an integer number (13314180).

Almost surely, 2^26628359 is an apocalyptic number.

26628359 is a deficient number, since it is larger than the sum of its proper divisors (1).

26628359 is an equidigital number, since it uses as much as digits as its factorization.

26628359 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 155520, while the sum is 41.

The square root of 26628359 is about 5160.2673380359. The cubic root of 26628359 is about 298.6171877460.

The spelling of 26628359 in words is "twenty-six million, six hundred twenty-eight thousand, three hundred fifty-nine".