321342304 has 12 divisors (see below), whose sum is σ = 632642724. Its totient is φ = 160671136.

The previous prime is 321342283. The next prime is 321342319. The reversal of 321342304 is 403243123.

It is a happy 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 as a sum of consecutive naturals, namely, 5020942 + ... + 5021005.

It is an arithmetic number, because the mean of its divisors is an integer number (52720227).

Almost surely, 2^321342304 is an apocalyptic number.

It is an amenable number.

321342304 is a deficient number, since it is larger than the sum of its proper divisors (311300420).

321342304 is a wasteful number, since it uses less digits than its factorization.

321342304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10041957 (or 10041949 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 321342304 is about 17926.0230949310. The cubic root of 321342304 is about 684.9454226856.

Adding to 321342304 its reverse (403243123), we get a palindrome (724585427).

The spelling of 321342304 in words is "three hundred twenty-one million, three hundred forty-two thousand, three hundred four".