It is all of the except irrational.
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The negative square root of 49 is -7. -7 is whole, integer, and rational number. It's not a natural or irrational number.
It is rational, whole, integer and real but not natural nor irrational.
It is a real rational negative integer number whose value is -3
45 is real, rational, whole, natural, odd, composite, and an integer.
Rational, whole and integer. Some mathematicians consider it a natural number, others do not.