807923 has 2 divisors, whose sum is σ = 807924. Its totient is φ = 807922.

The previous prime is 807907. The next prime is 807931. The reversal of 807923 is 329708.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 807923 - 2⁴ = 807907 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (807943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 403961 + 403962.

It is an arithmetic number, because the mean of its divisors is an integer number (403962).

2⁸⁰⁷⁹²³ is an apocalyptic number.

807923 is a deficient number, since it is larger than the sum of its proper divisors (1).

807923 is an equidigital number, since it uses as much as digits as its factorization.

807923 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 29.

The square root of 807923 is about 898.8453704615. The cubic root of 807923 is about 93.1372314009.

The spelling of 807923 in words is "eight hundred seven thousand, nine hundred twenty-three".