How Do you Pronounce three million seven hundred forty eight thousand seven hundred twenty one in english ?

three million seven hundred forty eight thousand seven hundred twenty one Pronunciation in english(IPA) :

θriː ˈmɪljən ˈsɛv(ə)n ˈhʌndrəd ˈfɔːti eɪt ˈθaʊz(ə)nd ˈsɛv(ə)n ˈhʌndrəd ˈtwɛnti wʌn