33812112 has 20 divisors (see below), whose sum is σ = 87348080. Its totient is φ = 11270688.

The previous prime is 33812101. The next prime is 33812113. The reversal of 33812112 is 21121833.

It is a super-2 number, since 2×33812112² = 2286517835801088, which contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (33812113) 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 3 ways as a sum of consecutive naturals, for example, 352162 + ... + 352257.

It is an arithmetic number, because the mean of its divisors is an integer number (4367404).

Almost surely, 2^33812112 is an apocalyptic number.

It is an amenable number.

33812112 is an abundant number, since it is smaller than the sum of its proper divisors (53535968).

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

33812112 is a wasteful number, since it uses less digits than its factorization.

33812112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 704430 (or 704424 counting only the distinct ones).

The product of its digits is 288, while the sum is 21.

The square root of 33812112 is about 5814.8183118650. The cubic root of 33812112 is about 323.3633283070.

Adding to 33812112 its reverse (21121833), we get a palindrome (54933945).

The spelling of 33812112 in words is "thirty-three million, eight hundred twelve thousand, one hundred twelve".