323424427 has 2 divisors, whose sum is σ = 323424428. Its totient is φ = 323424426.

The previous prime is 323424401. The next prime is 323424433. The reversal of 323424427 is 724424323.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-323424427 is a prime.

It is not a weakly prime, because it can be changed into another prime (323424527) 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 as a sum of consecutive naturals, namely, 161712213 + 161712214.

It is an arithmetic number, because the mean of its divisors is an integer number (161712214).

Almost surely, 2^323424427 is an apocalyptic number.

323424427 is a deficient number, since it is larger than the sum of its proper divisors (1).

323424427 is an equidigital number, since it uses as much as digits as its factorization.

323424427 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 32256, while the sum is 31.

The square root of 323424427 is about 17984.0047542254. The cubic root of 323424427 is about 686.4215966763.

The spelling of 323424427 in words is "three hundred twenty-three million, four hundred twenty-four thousand, four hundred twenty-seven".