int iNum = 17706;
// convert to long little endian hex
long lNum = (long)_byteswap_ushort(iNum);
// convert to string??

long iNum = 17706;
// convert to long little endian hex
long lNum = (long)_byteswap_ulong(iNum);
// convert to string
std::ostringstream oss;
oss << std::hex << lNum;
std::string mystring = oss.str();

while (iNum != 0) {
    int byte = iNum & 0x0F;
    std::cout << std::hex << byte;
    iNum /= 16;
}