It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
84342 is an admirable number.
It is a plaindrome in base 8.
It is a congruent number.
84342 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
284342 is an apocalyptic number.
84342 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
84342 is a wasteful number, since it uses less digits than its factorization.
84342 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14062.
The square root of 84342 is about 290.4169416546. The cubic root of 84342 is about 43.8545472484.
The spelling of 84342 in words is "eighty-four thousand, three hundred forty-two".