320314442 has 16 divisors (see below), whose sum is σ = 581411520. Its totient is φ = 129202368.

The previous prime is 320314417. The next prime is 320314453. The reversal of 320314442 is 244413023.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 672692 + ... + 673167.

It is an arithmetic number, because the mean of its divisors is an integer number (36338220).

Almost surely, 2^320314442 is an apocalyptic number.

320314442 is a deficient number, since it is larger than the sum of its proper divisors (261097078).

320314442 is a wasteful number, since it uses less digits than its factorization.

320314442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1345885.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 320314442 is about 17897.3305830786. The cubic root of 320314442 is about 684.2143421025.

Adding to 320314442 its reverse (244413023), we get a palindrome (564727465).

The spelling of 320314442 in words is "three hundred twenty million, three hundred fourteen thousand, four hundred forty-two".