According to the formula (100 - your total score) X 869010 /100 your estimated rank is coming out to be AIR 257226 which is a good rank for JEE- Main. Your overall rank can vary as the number of students giving the April attempt may increase.

At this level you have not managed to get a reputable rank, so you can admission to state-level colleges or any private colleges. You can also try giving BITSAT, VIT entrance exams.

The colleges in which you can get admission are -

College of Engineering, Pune

Lovely Professional University

VNIT, Nagpur

SPA, Delhi

BIT, Ranchi

Now, you can also work hard for the upcoming April attempt to score better and go for IITs and NITs.

You may go through the link mentioned below for the JEE Main college predictor to get the list of colleges you are eligible for.

Link - JEE Main College Predictor

Good Luck!