1323222 has 8 divisors (see below), whose sum is σ = 2646456. Its totient is φ = 441072.

The previous prime is 1323221. The next prime is 1323233. The reversal of 1323222 is 2223231.

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

1323222 is an admirable number.

It is a super-2 number, since 2×1323222² = 3501832922568, which contains 22 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1323221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 110263 + ... + 110274.

It is an arithmetic number, because the mean of its divisors is an integer number (330807).

2^1323222 is an apocalyptic number.

1323222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1323222 is a wasteful number, since it uses less digits than its factorization.

1323222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220542.

The product of its digits is 144, while the sum is 15.

The square root of 1323222 is about 1150.3138702111. The cubic root of 1323222 is about 109.7853112888.

Adding to 1323222 its reverse (2223231), we get a palindrome (3546453).

Subtracting 1323222 from its reverse (2223231), we obtain a palindrome (900009).

The spelling of 1323222 in words is "one million, three hundred twenty-three thousand, two hundred twenty-two".