26604023 has 2 divisors, whose sum is σ = 26604024. Its totient is φ = 26604022.

The previous prime is 26604013. The next prime is 26604029. The reversal of 26604023 is 32040662.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 26604023 - 2⁴ = 26604007 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 26604023.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26604029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13302011 + 13302012.

It is an arithmetic number, because the mean of its divisors is an integer number (13302012).

Almost surely, 2^26604023 is an apocalyptic number.

26604023 is a deficient number, since it is larger than the sum of its proper divisors (1).

26604023 is an equidigital number, since it uses as much as digits as its factorization.

26604023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 26604023 is about 5157.9087816672. The cubic root of 26604023 is about 298.5261899886.

Adding to 26604023 its reverse (32040662), we get a palindrome (58644685).

The spelling of 26604023 in words is "twenty-six million, six hundred four thousand, twenty-three".