It is a happy number.
34428 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 34428.
34428 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
234428 is an apocalyptic number.
34428 is a gapful number since it is divisible by the number (38) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 34428, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42560).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
34428 is a wasteful number, since it uses less digits than its factorization.
34428 is an evil number, because the sum of its binary digits is even.
The square root of 34428 is about 185.5478374975. The cubic root of 34428 is about 32.5314882199.
The spelling of 34428 in words is "thirty-four thousand, four hundred twenty-eight".