It is a congruent number.
Almost surely, 2200920566 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 200920566, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (251336448).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
200920566 is a wasteful number, since it uses less digits than its factorization.
200920566 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1477.
The square root of 200920566 is about 14174.6451807444. The cubic root of 200920566 is about 585.6994249593.
Adding to 200920566 its reverse (665029002), we get a palindrome (865949568).
The spelling of 200920566 in words is "two hundred million, nine hundred twenty thousand, five hundred sixty-six".