It is a nude number because it is divisible by every one of its digits.
It is a nialpdrome in base 14.
It is a congruent number.
It is an unprimeable number.
442416 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
2442416 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 442416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (616280).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
442416 is a wasteful number, since it uses less digits than its factorization.
442416 is an evil number, because the sum of its binary digits is even.
The square root of 442416 is about 665.1435935195. The cubic root of 442416 is about 76.1980062994.
The spelling of 442416 in words is "four hundred forty-two thousand, four hundred sixteen".