A pressure measurement device fitted on the surface of a submarine, located at a depth H below the surface of an ocean, reads an absolute pressure of 4.2 MPa. The density of sea water is 1050 kg/m3, the atmospheric pressure is 101 kPa, and the acceleration due to gravity is 9.8 m/s2. The depth H is ______ m (round off to the nearest integer).
Enter numerical value using the virtual keypad. Round off where necessary.