26804923 has 2 divisors, whose sum is σ = 26804924. Its totient is φ = 26804922.

The previous prime is 26804893. The next prime is 26804957. The reversal of 26804923 is 32940862.

It is an a-pointer prime, because the next prime (26804957) can be obtained adding 26804923 to its sum of digits (34).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26804923 - 2¹⁷ = 26673851 is a prime.

It is not a weakly prime, because it can be changed into another prime (26804123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13402461 + 13402462.

It is an arithmetic number, because the mean of its divisors is an integer number (13402462).

Almost surely, 2^26804923 is an apocalyptic number.

26804923 is a deficient number, since it is larger than the sum of its proper divisors (1).

26804923 is an equidigital number, since it uses as much as digits as its factorization.

26804923 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 26804923 is about 5177.3471005912. The cubic root of 26804923 is about 299.2757455178.

The spelling of 26804923 in words is "twenty-six million, eight hundred four thousand, nine hundred twenty-three".