323255320 has 16 divisors (see below), whose sum is σ = 727324560. Its totient is φ = 129302112.

The previous prime is 323255311. The next prime is 323255329. The reversal of 323255320 is 23552323.

It is an interprime number because it is at equal distance from previous prime (323255311) and next prime (323255329).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323255329) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4040652 + ... + 4040731.

It is an arithmetic number, because the mean of its divisors is an integer number (45457785).

Almost surely, 2^323255320 is an apocalyptic number.

It is an amenable number.

323255320 is an abundant number, since it is smaller than the sum of its proper divisors (404069240).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

323255320 is a wasteful number, since it uses less digits than its factorization.

323255320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8081394 (or 8081390 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 25.

The square root of 323255320 is about 17979.3025448709. The cubic root of 323255320 is about 686.3019407647.

The spelling of 323255320 in words is "three hundred twenty-three million, two hundred fifty-five thousand, three hundred twenty".