42158 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 Curzon number.
It is a plaindrome in base 8.
It is a congruent number.
242158 is an apocalyptic number.
42158 is a wasteful number, since it uses less digits than its factorization.
42158 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 306.
The square root of 42158 is about 205.3241339931. The cubic root of 42158 is about 34.8038001751.
The spelling of 42158 in words is "forty-two thousand, one hundred fifty-eight".