320004322 has 8 divisors (see below), whose sum is σ = 523643472. Its totient is φ = 145456500.

The previous prime is 320004319. The next prime is 320004337. The reversal of 320004322 is 223400023.

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

It is a junction number, because it is equal to n+sod(n) for n = 320004296 and 320004305.

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, 7272804 + ... + 7272847.

It is an arithmetic number, because the mean of its divisors is an integer number (65455434).

Almost surely, 2^320004322 is an apocalyptic number.

320004322 is a deficient number, since it is larger than the sum of its proper divisors (203639150).

320004322 is a wasteful number, since it uses less digits than its factorization.

320004322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14545664.

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

The square root of 320004322 is about 17888.6646231629. The cubic root of 320004322 is about 683.9934580385.

Adding to 320004322 its reverse (223400023), we get a palindrome (543404345).

The spelling of 320004322 in words is "three hundred twenty million, four thousand, three hundred twenty-two".