Sum of Prime Numbers between 1 and 1000

#include<stdio.h>
#include<conio.h>
int main()
{
int i,j,sum=0,num=0;
for(i=0;i<1000;i++)
{
count=0;
for(j=i-1;j>=2;j--)
{
if(i%j==0)
{
count++;
}
if(count==0)
{
sum=sum+i;
num++;
}
}
}
printf("Sum = %d",sum);
printf("Number of prime numbers = %d",num);
getch();
return 0;
}