33222189 has 96 divisors (see below), whose sum is σ = 64088064. Its totient is φ = 14826240.

The previous prime is 33222181. The next prime is 33222191. The reversal of 33222189 is 98122233.

It is a happy number.

It is not a de Polignac number, because 33222189 - 2³ = 33222181 is a prime.

It is a super-2 number, since 2×33222189² = 2207427683903442, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33222181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 897879 + ... + 897915.

It is an arithmetic number, because the mean of its divisors is an integer number (667584).

Almost surely, 2^33222189 is an apocalyptic number.

33222189 is a gapful number since it is divisible by the number (39) formed by its first and last digit.

It is an amenable number.

33222189 is a deficient number, since it is larger than the sum of its proper divisors (30865875).

33222189 is a wasteful number, since it uses less digits than its factorization.

33222189 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107 (or 94 counting only the distinct ones).

The product of its digits is 5184, while the sum is 30.

The square root of 33222189 is about 5763.8692733267. The cubic root of 33222189 is about 321.4717009921.

It can be divided in two parts, 33222 and 189, that added together give a triangular number (33411 = T₂₅₈).

The spelling of 33222189 in words is "thirty-three million, two hundred twenty-two thousand, one hundred eighty-nine".