What is the next odd number after 7006?

It is 7007. All odd numbers have their last digit as a odd number meaning that the last digit must be not divisible by 2

1,3,5,7 or 9

So 100015 is odd as the last digit is 5 which is odd

264784626847 is odd as the last digit is 7 which is odd

273784838 is not odd as the last digit is 8 which is even

7007 because 7007 does not divide by 2 therefore it mush be an odd number.