33109116 has 24 divisors (see below), whose sum is σ = 79747584. Its totient is φ = 10680240.

The previous prime is 33109073. The next prime is 33109123. The reversal of 33109116 is 61190133.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44130 + ... + 44873.

It is an arithmetic number, because the mean of its divisors is an integer number (3322816).

Almost surely, 2^33109116 is an apocalyptic number.

It is an amenable number.

33109116 is an abundant number, since it is smaller than the sum of its proper divisors (46638468).

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

33109116 is a wasteful number, since it uses less digits than its factorization.

33109116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89041 (or 89039 counting only the distinct ones).

The product of its (nonzero) digits is 486, while the sum is 24.

The square root of 33109116 is about 5754.0521374072. The cubic root of 33109116 is about 321.1065726630.

Adding to 33109116 its reverse (61190133), we get a palindrome (94299249).

The spelling of 33109116 in words is "thirty-three million, one hundred nine thousand, one hundred sixteen".