It is a congruent number.
It is an unprimeable number.
22126600 is an apocalyptic number.
2126600 is a gapful number since it is divisible by the number (20) 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 2126600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2976000).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2126600 is a wasteful number, since it uses less digits than its factorization.
2126600 is an odious number, because the sum of its binary digits is odd.
The square root of 2126600 is about 1458.2866659200. The cubic root of 2126600 is about 128.5963385010.
The spelling of 2126600 in words is "two million, one hundred twenty-six thousand, six hundred".