323231402 has 8 divisors (see below), whose sum is σ = 522143076. Its totient is φ = 149183712.

The previous prime is 323231399. The next prime is 323231417. The reversal of 323231402 is 204132323.

It can be written as a sum of positive squares in 2 ways, for example, as 244891201 + 78340201 = 15649^2 + 8851^2 .

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

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, 6215963 + ... + 6216014.

Almost surely, 2^323231402 is an apocalyptic number.

323231402 is a deficient number, since it is larger than the sum of its proper divisors (198911674).

323231402 is a wasteful number, since it uses less digits than its factorization.

323231402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12431992.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 323231402 is about 17978.6373788449. The cubic root of 323231402 is about 686.2850136138.

Adding to 323231402 its reverse (204132323), we get a palindrome (527363725).

The spelling of 323231402 in words is "three hundred twenty-three million, two hundred thirty-one thousand, four hundred two".