33222332 has 36 divisors (see below), whose sum is σ = 68587848. Its totient is φ = 13881600.

The previous prime is 33222331. The next prime is 33222347. The reversal of 33222332 is 23322233.

It is a super-2 number, since 2×33222332² = 2207446687036448, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33222331) 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, 137732 + ... + 137972.

It is an arithmetic number, because the mean of its divisors is an integer number (1905218).

Almost surely, 2^33222332 is an apocalyptic number.

It is an amenable number.

33222332 is an abundant number, since it is smaller than the sum of its proper divisors (35365516).

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

33222332 is a wasteful number, since it uses less digits than its factorization.

33222332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 510 (or 267 counting only the distinct ones).

The product of its digits is 1296, while the sum is 20.

The square root of 33222332 is about 5763.8816781749. The cubic root of 33222332 is about 321.4721622339.

Adding to 33222332 its reverse (23322233), we get a palindrome (56544565).

Subtracting from 33222332 its reverse (23322233), we obtain a palindrome (9900099).

It can be divided in two parts, 3322233 and 2, that multiplied together give a palindrome (6644466).

The spelling of 33222332 in words is "thirty-three million, two hundred twenty-two thousand, three hundred thirty-two".