33808942 has 32 divisors (see below), whose sum is σ = 56401920. Its totient is φ = 15127200.

The previous prime is 33808939. The next prime is 33808949. The reversal of 33808942 is 24980833.

It is a super-2 number, since 2×33808942² = 2286089118318728, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33808949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 88083 + ... + 88465.

It is an arithmetic number, because the mean of its divisors is an integer number (1762560).

Almost surely, 2^33808942 is an apocalyptic number.

33808942 is a deficient number, since it is larger than the sum of its proper divisors (22592978).

33808942 is a wasteful number, since it uses less digits than its factorization.

33808942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 528.

The product of its (nonzero) digits is 41472, while the sum is 37.

The square root of 33808942 is about 5814.5457260219. The cubic root of 33808942 is about 323.3532225221.

The spelling of 33808942 in words is "thirty-three million, eight hundred eight thousand, nine hundred forty-two".