26801223 has 4 divisors (see below), whose sum is σ = 35734968. Its totient is φ = 17867480.

The previous prime is 26801207. The next prime is 26801237. The reversal of 26801223 is 32210862.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 26801223 - 2⁴ = 26801207 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 26801193 and 26801202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26801023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4466868 + ... + 4466873.

It is an arithmetic number, because the mean of its divisors is an integer number (8933742).

Almost surely, 2^26801223 is an apocalyptic number.

26801223 is a deficient number, since it is larger than the sum of its proper divisors (8933745).

26801223 is an equidigital number, since it uses as much as digits as its factorization.

26801223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8933744.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 26801223 is about 5176.9897624005. The cubic root of 26801223 is about 299.2619747736.

The spelling of 26801223 in words is "twenty-six million, eight hundred one thousand, two hundred twenty-three".