33042224 has 20 divisors (see below), whose sum is σ = 64832160. Its totient is φ = 16311360.

The previous prime is 33042199. The next prime is 33042227. The reversal of 33042224 is 42224033.

It is a junction number, because it is equal to n+sod(n) for n = 33042196 and 33042205.

It is not an unprimeable number, because it can be changed into a prime (33042227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11807 + ... + 14334.

It is an arithmetic number, because the mean of its divisors is an integer number (3241608).

Almost surely, 2^33042224 is an apocalyptic number.

It is an amenable number.

33042224 is a deficient number, since it is larger than the sum of its proper divisors (31789936).

33042224 is a wasteful number, since it uses less digits than its factorization.

33042224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26228 (or 26222 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 33042224 is about 5748.2365991667. The cubic root of 33042224 is about 320.8901776530.

Adding to 33042224 its reverse (42224033), we get a palindrome (75266257).

The spelling of 33042224 in words is "thirty-three million, forty-two thousand, two hundred twenty-four".