322220322 has 16 divisors (see below), whose sum is σ = 716045280. Its totient is φ = 107406756.

The previous prime is 322220303. The next prime is 322220347. The reversal of 322220322 is 223022223.

322220322 is a `hidden beast` number, since 322 + 2 + 20 + 322 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 322220295 and 322220304.

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, 2983468 + ... + 2983575.

It is an arithmetic number, because the mean of its divisors is an integer number (44752830).

Almost surely, 2^322220322 is an apocalyptic number.

322220322 is an abundant number, since it is smaller than the sum of its proper divisors (393824958).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

322220322 is a wasteful number, since it uses less digits than its factorization.

322220322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5967054 (or 5967048 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

The square root of 322220322 is about 17950.4964276758. The cubic root of 322220322 is about 685.5686910753.

Adding to 322220322 its reverse (223022223), we get a palindrome (545242545).

The spelling of 322220322 in words is "three hundred twenty-two million, two hundred twenty thousand, three hundred twenty-two".