923939 has 2 divisors, whose sum is σ = 923940. Its totient is φ = 923938.

The previous prime is 923929. The next prime is 923947. The reversal of 923939 is 939329.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-923939 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 923899 and 923908.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 923939.

It is not a weakly prime, because it can be changed into another prime (923929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 461969 + 461970.

It is an arithmetic number, because the mean of its divisors is an integer number (461970).

2⁹²³⁹³⁹ is an apocalyptic number.

923939 is a deficient number, since it is larger than the sum of its proper divisors (1).

923939 is an equidigital number, since it uses as much as digits as its factorization.

923939 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13122, while the sum is 35.

The square root of 923939 is about 961.2174571865. The cubic root of 923939 is about 97.3974903325.

The spelling of 923939 in words is "nine hundred twenty-three thousand, nine hundred thirty-nine".