You haven't mentioned your Home State and Category. This is important because the cut offs are different for Home State Candidates and other State Candidates. So please do help us with these details. Meanwhile,

Your rank can be predicted by using the formula, (100-your total percentile)*869010/100. In your case, your approximate rank would be  425814. Let's say the number of candidates for April exam increased to 12,00,000 then your final rank shall be (100 - your total score) X 12,00,000/100.

With this percentile and rank, NITs, IIITs, are difficult. Even if you want to appear for JEE Advanced, you have to appear for April session as the expected wualifying percentile may be 85 and more. With this rank, you might get Private Colleges of your Home State. But if you want to improve your score for better chances, you have to appear for April session.

Now to predict colleges, please use our college predictor: