The square root of 202500 is 450.
It is a tau number, because it is divible by the number of its divisors (75).
It is an ABA number since it can be written as A⋅BA, here for A=4, B=15.
It is a Duffinian number.
It is a nialpdrome in base 15.
It is a zygodrome in base 5 and base 9.
It is an unprimeable number.
2202500 is an apocalyptic number.
202500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
202500 is the 450-th square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 202500
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
202500 is an equidigital number, since it uses as much as digits as its factorization.
202500 is an odious number, because the sum of its binary digits is odd.
The cubic root of 202500 is about 58.7230146175.
Adding to 202500 its reverse (5202), we get a palindrome (207702).
The spelling of 202500 in words is "two hundred two thousand, five hundred".