It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 822444.
It is an unprimeable number.
822444 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
2822444 is an apocalyptic number.
822444 is a gapful number since it is divisible by the number (84) formed by its first and last digit.
It is an amenable number.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
822444 is a wasteful number, since it uses less digits than its factorization.
822444 is an odious number, because the sum of its binary digits is odd.
The square root of 822444 is about 906.8869830359. The cubic root of 822444 is about 93.6919142408.
The spelling of 822444 in words is "eight hundred twenty-two thousand, four hundred forty-four".