321334304 has 12 divisors (see below), whose sum is σ = 632626974. Its totient is φ = 160667136.

The previous prime is 321334301. The next prime is 321334333. The reversal of 321334304 is 403433123.

It can be written as a sum of positive squares in only one way, i.e., 194546704 + 126787600 = 13948^2 + 11260^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 321334304.

It is not an unprimeable number, because it can be changed into a prime (321334301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5020817 + ... + 5020880.

Almost surely, 2^321334304 is an apocalyptic number.

It is an amenable number.

321334304 is a deficient number, since it is larger than the sum of its proper divisors (311292670).

321334304 is a wasteful number, since it uses less digits than its factorization.

321334304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10041707 (or 10041699 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 23.

The square root of 321334304 is about 17925.7999542559. The cubic root of 321334304 is about 684.9397386027.

Adding to 321334304 its reverse (403433123), we get a palindrome (724767427).

The spelling of 321334304 in words is "three hundred twenty-one million, three hundred thirty-four thousand, three hundred four".