33989343 has 8 divisors (see below), whose sum is σ = 45591168. Its totient is φ = 22523544.

The previous prime is 33989321. The next prime is 33989353. The reversal of 33989343 is 34398933.

33989343 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 de Polignac number, because none of the positive numbers 2^k-33989343 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 33989295 and 33989304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33989353) 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, 33421 + ... + 34422.

It is an arithmetic number, because the mean of its divisors is an integer number (5698896).

Almost surely, 2^33989343 is an apocalyptic number.

33989343 is a deficient number, since it is larger than the sum of its proper divisors (11601825).

33989343 is a wasteful number, since it uses less digits than its factorization.

33989343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68013.

The product of its digits is 209952, while the sum is 42.

The square root of 33989343 is about 5830.0379930151. The cubic root of 33989343 is about 323.9273289996.

The spelling of 33989343 in words is "thirty-three million, nine hundred eighty-nine thousand, three hundred forty-three".