Which of the following numbers is divisible by 6?

If a number is divisible by 6 then the number is divisible by 2 and 3

Sum of the digits of the 23,408 is 17 which is not divisible by 3 so the number is not divisible by 3, hence the number is not divisible by 6

Sum of the digits of the 1,00,246 is 13 which is not divisible by 3 so the number is not divisible by 3, hence the number is not divisible by 6

The units digit of 43,923 is not divisible by 2 so the number is not divisible by 2, hence the number is not divisible by 6

The units digit of 3,49,722 is divisible by 2 so the number is divisible by 2, the sum of the digits of the number is 27 which is divisible by 3 so the number is divisible by 3, hence the number is divisible by 6

Hence, the correct answer is Option D