323231403 has 8 divisors (see below), whose sum is σ = 470154816. Its totient is φ = 195897800.

The previous prime is 323231399. The next prime is 323231417. The reversal of 323231403 is 304132323.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 323231403 - 2² = 323231399 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 323231403.

It is not an unprimeable number, because it can be changed into a prime (323231453) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4897413 + ... + 4897478.

It is an arithmetic number, because the mean of its divisors is an integer number (58769352).

Almost surely, 2^323231403 is an apocalyptic number.

323231403 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

323231403 is a deficient number, since it is larger than the sum of its proper divisors (146923413).

323231403 is a wasteful number, since it uses less digits than its factorization.

323231403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9794905.

The product of its (nonzero) digits is 1296, while the sum is 21.

The square root of 323231403 is about 17978.6374066557. The cubic root of 323231403 is about 686.2850143216.

Adding to 323231403 its reverse (304132323), we get a palindrome (627363726).

The spelling of 323231403 in words is "three hundred twenty-three million, two hundred thirty-one thousand, four hundred three".