999994 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a magnanimous number.
It is a nialpdrome in base 10.
It is an unprimeable number.
2999994 is an apocalyptic number.
999994 is a wasteful number, since it uses less digits than its factorization.
999994 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21764.
The square root of 999994 is about 999.9969999955. The cubic root of 999994 is about 99.9997999996. Note that the first 3 decimals are identical.
The spelling of 999994 in words is "nine hundred ninety-nine thousand, nine hundred ninety-four".