594.03 centimeters is equivalent to 233.9 inches.
To put this into perspective, the average adult male height in the United States is around 70 inches, which means that 594.03 centimeters is roughly 3.3 times taller than the average adult male.
In terms of objects, 594.03 centimeters is just slightly shorter than the height of a standard telephone pole (40 feet or 480 inches) and much taller than the height of a typical doorway (around 80 inches).