Multipling 2822400 by its product of nonzero digits (256), we get a square (722534400 = 268802).
2822400 divided by its product of nonzero digits (256) gives a square (11025 = 1052).
Adding to 2822400 its reverse (42282), we get a palindrome (2864682).
The square root of 2822400 is 1680.
It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.
It is an unprimeable number.
22822400 is an apocalyptic number.
2822400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
2822400 is the 1680-th square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2822400
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2822400 is a wasteful number, since it uses less digits than its factorization.
2822400 is an evil number, because the sum of its binary digits is even.
The cubic root of 2822400 is about 141.3208327222.
The spelling of 2822400 in words is "two million, eight hundred twenty-two thousand, four hundred".