33988442 has 8 divisors (see below), whose sum is σ = 51105600. Its totient is φ = 16953244.

The previous prime is 33988441. The next prime is 33988453. The reversal of 33988442 is 24488933.

It is a happy number.

33988442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 33988442.

It is not an unprimeable number, because it can be changed into a prime (33988441) 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 3 ways as a sum of consecutive naturals, for example, 19442 + ... + 21117.

It is an arithmetic number, because the mean of its divisors is an integer number (6388200).

Almost surely, 2^33988442 is an apocalyptic number.

33988442 is a deficient number, since it is larger than the sum of its proper divisors (17117158).

33988442 is a wasteful number, since it uses less digits than its factorization.

33988442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40980.

The product of its digits is 165888, while the sum is 41.

The square root of 33988442 is about 5829.9607202793. The cubic root of 33988442 is about 323.9244667191.

The spelling of 33988442 in words is "thirty-three million, nine hundred eighty-eight thousand, four hundred forty-two".