If it is possible to form only one such number with the third, the sixth and the seventh digits of the number 7394261 which is the perfect square of a two-digit odd number, which of the following will be the first digit of that two-digit odd number ?
1) 0
2) 3
3) 5
4) No such number can be formed
5) More than one such number can be formed

Explanation

5, More than one such number can be formed