It is a happy number.
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 2k-43428669 is a prime.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 43428669.
It is a congruent number.
Almost surely, 243428669 is an apocalyptic number.
It is an amenable number.
43428669 is a wasteful number, since it uses less digits than its factorization.
43428669 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 629427.
The square root of 43428669 is about 6590.0431713305. The cubic root of 43428669 is about 351.5001433266.
The spelling of 43428669 in words is "forty-three million, four hundred twenty-eight thousand, six hundred sixty-nine".