322320322 has 4 divisors (see below), whose sum is σ = 483480486. Its totient is φ = 161160160.

The previous prime is 322320301. The next prime is 322320329. The reversal of 322320322 is 223023223.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 286929721 + 35390601 = 16939^2 + 5949^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 322320322.

It is not an unprimeable number, because it can be changed into a prime (322320329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80580079 + ... + 80580082.

Almost surely, 2^322320322 is an apocalyptic number.

322320322 is a deficient number, since it is larger than the sum of its proper divisors (161160164).

322320322 is a wasteful number, since it uses less digits than its factorization.

322320322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161160163.

The product of its (nonzero) digits is 864, while the sum is 19.

The square root of 322320322 is about 17953.2816498823. The cubic root of 322320322 is about 685.6396050572.

Adding to 322320322 its reverse (223023223), we get a palindrome (545343545).

The spelling of 322320322 in words is "three hundred twenty-two million, three hundred twenty thousand, three hundred twenty-two".