320023042 has 16 divisors (see below), whose sum is σ = 505866240. Its totient is φ = 151419888.

The previous prime is 320023037. The next prime is 320023051. The reversal of 320023042 is 240320023.

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, 33663 + ... + 42109.

It is an arithmetic number, because the mean of its divisors is an integer number (31616640).

Almost surely, 2^320023042 is an apocalyptic number.

320023042 is a deficient number, since it is larger than the sum of its proper divisors (185843198).

320023042 is a wasteful number, since it uses less digits than its factorization.

320023042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9465.

The product of its (nonzero) digits is 288, while the sum is 16.

The square root of 320023042 is about 17889.1878518842. The cubic root of 320023042 is about 684.0067954707.

Adding to 320023042 its reverse (240320023), we get a palindrome (560343065).

The spelling of 320023042 in words is "three hundred twenty million, twenty-three thousand, forty-two".