It is a tau number, because it is divible by the number of its divisors (48).
It is a congruent number.
Almost surely, 27999968 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 7999968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10584000).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7999968 is a wasteful number, since it uses less digits than its factorization.
7999968 is an evil number, because the sum of its binary digits is even.
The square root of 7999968 is about 2828.4214678863. The cubic root of 7999968 is about 199.9997333330. Note that the first 3 decimals are identical.
The spelling of 7999968 in words is "seven million, nine hundred ninety-nine thousand, nine hundred sixty-eight".