A "perfect square" is an integer that is the square of an integer.
The largest 6-digit integer is 999,999.
The square root of it is 999.9995
So the greatest square of an integer is the square of 999 = 998,001 .
From the ques, it can be said that the answer would be less than 1000000 Start from 999, 999*999= 998001 Therefore, 998001 is a greatest number of square 999.
The greatest six-digit number that is a perfect square is 998,001, which is the square of the integer 999. This was found by calculating the square root of 999,999 and squaring the largest whole number under it. Therefore, 998,001 is the answer.
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