26556793 has 2 divisors, whose sum is σ = 26556794. Its totient is φ = 26556792.

The previous prime is 26556781. The next prime is 26556797. The reversal of 26556793 is 39765562.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26543104 + 13689 = 5152^2 + 117^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26556793 is a prime.

It is not a weakly prime, because it can be changed into another prime (26556797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13278396 + 13278397.

It is an arithmetic number, because the mean of its divisors is an integer number (13278397).

Almost surely, 2^26556793 is an apocalyptic number.

It is an amenable number.

26556793 is a deficient number, since it is larger than the sum of its proper divisors (1).

26556793 is an equidigital number, since it uses as much as digits as its factorization.

26556793 is an evil number, because the sum of its binary digits is even.

The product of its digits is 340200, while the sum is 43.

The square root of 26556793 is about 5153.3283419553. The cubic root of 26556793 is about 298.3494279538.

The spelling of 26556793 in words is "twenty-six million, five hundred fifty-six thousand, seven hundred ninety-three".