If
Aakriti = 742
Lavesh = 622
Shruti = 620
Anmol = 522
Then,
Sonal = ?

522

1st Number = Number of alphabets
2nd Number = Number of vowels
3rd Number = Number Of Circles

Example,
Lavesh = 6 alphabets + 2 vowels(a,e) + 2 circles(in "a" and in "e") = 622