It is an unprimeable number.
22086920 is an apocalyptic number.
2086920 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 2086920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4043520).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2086920 is a wasteful number, since it uses less digits than its factorization.
2086920 is an evil number, because the sum of its binary digits is even.
The square root of 2086920 is about 1444.6175964594. The cubic root of 2086920 is about 127.7914899518.
The spelling of 2086920 in words is "two million, eighty-six thousand, nine hundred twenty".