33240112 has 40 divisors (see below), whose sum is σ = 66067200. Its totient is φ = 16197120.

The previous prime is 33240079. The next prime is 33240113. The reversal of 33240112 is 21104233.

It is a happy number.

It is a super-2 number, since 2×33240112² = 2209810091545088, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is not an unprimeable number, because it can be changed into a prime (33240113) 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 7 ways as a sum of consecutive naturals, for example, 173937 + ... + 174127.

It is an arithmetic number, because the mean of its divisors is an integer number (1651680).

Almost surely, 2^33240112 is an apocalyptic number.

It is an amenable number.

33240112 is a deficient number, since it is larger than the sum of its proper divisors (32827088).

33240112 is a wasteful number, since it uses less digits than its factorization.

33240112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 421 (or 415 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 33240112 is about 5765.4238352440. The cubic root of 33240112 is about 321.5295007303.

Adding to 33240112 its reverse (21104233), we get a palindrome (54344345).

The spelling of 33240112 in words is "thirty-three million, two hundred forty thousand, one hundred twelve".