SPY NUMBER || Class 9th & 10th || ICSE || ISC || Java in Hindi || Networkers Era || Knapur
A spy number is a number where the sum of its digits equals the product of its digits. For example, 1124 is a spy number, the sum of its digits is 1+1+2+4=8 and the product of its digits is 1*1*2*4=8.