323223222 has 16 divisors (see below), whose sum is σ = 738796032. Its totient is φ = 92349480.

The previous prime is 323223211. The next prime is 323223247. The reversal of 323223222 is 222322323.

It is a super-2 number, since 2×323223222² = 208946502480122568, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

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, 3847854 + ... + 3847937.

It is an arithmetic number, because the mean of its divisors is an integer number (46174752).

Almost surely, 2^323223222 is an apocalyptic number.

323223222 is an abundant number, since it is smaller than the sum of its proper divisors (415572810).

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

323223222 is a wasteful number, since it uses less digits than its factorization.

323223222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7695803.

The product of its digits is 1728, while the sum is 21.

The square root of 323223222 is about 17978.4098851929. The cubic root of 323223222 is about 686.2792243055.

Adding to 323223222 its reverse (222322323), we get a palindrome (545545545).

The spelling of 323223222 in words is "three hundred twenty-three million, two hundred twenty-three thousand, two hundred twenty-two".