800923 has 2 divisors, whose sum is σ = 800924. Its totient is φ = 800922.

The previous prime is 800909. The next prime is 800953. The reversal of 800923 is 329008.

800923 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 800923 - 2¹³ = 792731 is a prime.

800923 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 800894 and 800903.

It is not a weakly prime, because it can be changed into another prime (800903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 400461 + 400462.

It is an arithmetic number, because the mean of its divisors is an integer number (400462).

2⁸⁰⁰⁹²³ is an apocalyptic number.

800923 is a deficient number, since it is larger than the sum of its proper divisors (1).

800923 is an equidigital number, since it uses as much as digits as its factorization.

800923 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 800923 is about 894.9430149456. The cubic root of 800923 is about 92.8674645049.

The spelling of 800923 in words is "eight hundred thousand, nine hundred twenty-three".