12033222 has 32 divisors (see below), whose sum is σ = 24966144. Its totient is φ = 3864000.

The previous prime is 12033221. The next prime is 12033233. The reversal of 12033222 is 22233021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12033221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19722 + ... + 20322.

It is an arithmetic number, because the mean of its divisors is an integer number (780192).

Almost surely, 2^12033222 is an apocalyptic number.

12033222 is an abundant number, since it is smaller than the sum of its proper divisors (12932922).

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

12033222 is a wasteful number, since it uses less digits than its factorization.

12033222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 724.

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

The square root of 12033222 is about 3468.8934835189. The cubic root of 12033222 is about 229.1539299294.

Adding to 12033222 its reverse (22233021), we get a palindrome (34266243).

The spelling of 12033222 in words is "twelve million, thirty-three thousand, two hundred twenty-two".