The square root of 846400 is 920.
846400 is an esthetic number in base 7, because in such base its adjacent digits differ by 1.
It is a Duffinian number.
2846400 is an apocalyptic number.
846400 is a gapful number since it is divisible by the number (80) formed by its first and last digit.
846400 is the 920-th square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 846400
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
846400 is a wasteful number, since it uses less digits than its factorization.
846400 is an evil number, because the sum of its binary digits is even.
The cubic root of 846400 is about 94.5929024886.
The spelling of 846400 in words is "eight hundred forty-six thousand, four hundred".