323420323 has 4 divisors (see below), whose sum is σ = 328247560. Its totient is φ = 318593088.

The previous prime is 323420269. The next prime is 323420333. The reversal of 323420323 is 323024323.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-323420323 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 323420294 and 323420303.

It is not an unprimeable number, because it can be changed into a prime (323420333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2413518 + ... + 2413651.

It is an arithmetic number, because the mean of its divisors is an integer number (82061890).

Almost surely, 2^323420323 is an apocalyptic number.

323420323 is a deficient number, since it is larger than the sum of its proper divisors (4827237).

323420323 is an equidigital number, since it uses as much as digits as its factorization.

323420323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4827236.

The product of its (nonzero) digits is 2592, while the sum is 22.

The square root of 323420323 is about 17983.8906524701. The cubic root of 323420323 is about 686.4186932817.

Adding to 323420323 its reverse (323024323), we get a palindrome (646444646).

The spelling of 323420323 in words is "three hundred twenty-three million, four hundred twenty thousand, three hundred twenty-three".