320230304 has 24 divisors (see below), whose sum is σ = 632261700. Its totient is φ = 159655936.

The previous prime is 320230303. The next prime is 320230327. The reversal of 320230304 is 403032023.

It can be written as a sum of positive squares in 2 ways, for example, as 283989904 + 36240400 = 16852^2 + 6020^2 .

It is not an unprimeable number, because it can be changed into a prime (320230303) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2879 + ... + 25470.

Almost surely, 2^320230304 is an apocalyptic number.

It is an amenable number.

320230304 is a deficient number, since it is larger than the sum of its proper divisors (312031396).

320230304 is a wasteful number, since it uses less digits than its factorization.

320230304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28712 (or 28704 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 17.

The square root of 320230304 is about 17894.9798546967. The cubic root of 320230304 is about 684.1544286132.

Adding to 320230304 its reverse (403032023), we get a palindrome (723262327).

The spelling of 320230304 in words is "three hundred twenty million, two hundred thirty thousand, three hundred four".