13223322 has 24 divisors (see below), whose sum is σ = 32743776. Its totient is φ = 3778056.

The previous prime is 13223299. The next prime is 13223323. The reversal of 13223322 is 22332231.

It is a happy number.

13223322 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

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

It is a junction number, because it is equal to n+sod(n) for n = 13223295 and 13223304.

It is not an unprimeable number, because it can be changed into a prime (13223323) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 52348 + ... + 52599.

It is an arithmetic number, because the mean of its divisors is an integer number (1364324).

Almost surely, 2^13223322 is an apocalyptic number.

13223322 is an abundant number, since it is smaller than the sum of its proper divisors (19520454).

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

13223322 is a wasteful number, since it uses less digits than its factorization.

13223322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104962 (or 104959 counting only the distinct ones).

The product of its digits is 432, while the sum is 18.

The square root of 13223322 is about 3636.3885930962. The cubic root of 13223322 is about 236.4722541040.

Adding to 13223322 its reverse (22332231), we get a palindrome (35555553).

The spelling of 13223322 in words is "thirteen million, two hundred twenty-three thousand, three hundred twenty-two".