33442168 has 8 divisors (see below), whose sum is σ = 62704080. Its totient is φ = 16721080.

The previous prime is 33442163. The next prime is 33442187. The reversal of 33442168 is 86124433.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×33442168² = 2236757201080448, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33442163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2090128 + ... + 2090143.

It is an arithmetic number, because the mean of its divisors is an integer number (7838010).

Almost surely, 2^33442168 is an apocalyptic number.

It is an amenable number.

33442168 is a deficient number, since it is larger than the sum of its proper divisors (29261912).

33442168 is a wasteful number, since it uses less digits than its factorization.

33442168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4180277 (or 4180273 counting only the distinct ones).

The product of its digits is 13824, while the sum is 31.

The square root of 33442168 is about 5782.9203695019. The cubic root of 33442168 is about 322.1796767361.

The spelling of 33442168 in words is "thirty-three million, four hundred forty-two thousand, one hundred sixty-eight".