26814493 has 2 divisors, whose sum is σ = 26814494. Its totient is φ = 26814492.

The previous prime is 26814467. The next prime is 26814503. The reversal of 26814493 is 39441862.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26811684 + 2809 = 5178^2 + 53^2 .

It is a cyclic number.

It is not a de Polignac number, because 26814493 - 2¹³ = 26806301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26814443) 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, 13407246 + 13407247.

It is an arithmetic number, because the mean of its divisors is an integer number (13407247).

Almost surely, 2^26814493 is an apocalyptic number.

It is an amenable number.

26814493 is a deficient number, since it is larger than the sum of its proper divisors (1).

26814493 is an equidigital number, since it uses as much as digits as its factorization.

26814493 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 41472, while the sum is 37.

The square root of 26814493 is about 5178.2712366194. The cubic root of 26814493 is about 299.3113574849.

The spelling of 26814493 in words is "twenty-six million, eight hundred fourteen thousand, four hundred ninety-three".