320442230 has 8 divisors (see below), whose sum is σ = 576796032. Its totient is φ = 128176888.

The previous prime is 320442229. The next prime is 320442247. The reversal of 320442230 is 32244023.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16022102 + ... + 16022121.

It is an arithmetic number, because the mean of its divisors is an integer number (72099504).

Almost surely, 2^320442230 is an apocalyptic number.

320442230 is a deficient number, since it is larger than the sum of its proper divisors (256353802).

320442230 is a wasteful number, since it uses less digits than its factorization.

320442230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32044230.

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 320442230 is about 17900.9002566910. The cubic root of 320442230 is about 684.3053180793.

Adding to 320442230 its reverse (32244023), we get a palindrome (352686253).

The spelling of 320442230 in words is "three hundred twenty million, four hundred forty-two thousand, two hundred thirty".