323881255 has 4 divisors (see below), whose sum is σ = 388657512. Its totient is φ = 259105000.

The previous prime is 323881247. The next prime is 323881291. The reversal of 323881255 is 552188323.

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

It is not a de Polignac number, because 323881255 - 2³ = 323881247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 32388121 + ... + 32388130.

It is an arithmetic number, because the mean of its divisors is an integer number (97164378).

Almost surely, 2^323881255 is an apocalyptic number.

323881255 is a deficient number, since it is larger than the sum of its proper divisors (64776257).

323881255 is an equidigital number, since it uses as much as digits as its factorization.

323881255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64776256.

The product of its digits is 57600, while the sum is 37.

The square root of 323881255 is about 17996.7012255024. The cubic root of 323881255 is about 686.7446284320.

The spelling of 323881255 in words is "three hundred twenty-three million, eight hundred eighty-one thousand, two hundred fifty-five".