74Ge has 32 protons and 42 neutrons.
74Ge is a stable isotope.
The mass excess of 74Ge is -73422.451 with an uncertainty of ±0.013.
The mass was measured using a Penning Trap and the related equations include:
Influence Equations
100% 74Ge-84Kr 1 Reference 1. B.J. Mount, M. Redshaw, E.G. Myers (2010) Double-β-decay Q values of 74Se and 76Ge Physical Review C 81(3) https://journals.aps.org/prc/abstract/10.1103/PhysRevC.81.032501