167820 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an unprimeable number.
2167820 is an apocalyptic number.
167820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
167820 is a wasteful number, since it uses less digits than its factorization.
167820 is an odious number, because the sum of its binary digits is odd.
The square root of 167820 is about 409.6583942750. The cubic root of 167820 is about 55.1587698841.
The spelling of 167820 in words is "one hundred sixty-seven thousand, eight hundred twenty".