33223122 has 20 divisors (see below), whose sum is σ = 74444766. Its totient is φ = 11074320.

The previous prime is 33223111. The next prime is 33223123. The reversal of 33223122 is 22132233.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 22667121 + 10556001 = 4761^2 + 3249^2 .

It is a super-2 number, since 2×33223122² = 2207551670853768, which contains 22 as substring.

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 = 33223095 and 33223104.

It is not an unprimeable number, because it can be changed into a prime (33223123) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 102379 + ... + 102702.

Almost surely, 2^33223122 is an apocalyptic number.

33223122 is an abundant number, since it is smaller than the sum of its proper divisors (41221644).

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

33223122 is a wasteful number, since it uses less digits than its factorization.

33223122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205095 (or 205086 counting only the distinct ones).

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

The square root of 33223122 is about 5763.9502079737. The cubic root of 33223122 is about 321.4747103291.

Adding to 33223122 its reverse (22132233), we get a palindrome (55355355).

The spelling of 33223122 in words is "thirty-three million, two hundred twenty-three thousand, one hundred twenty-two".