It is a congruent number.
It is an unprimeable number.
Almost surely, 28555856 is an apocalyptic number.
It is an amenable number.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8555856 is a wasteful number, since it uses less digits than its factorization.
8555856 is an evil number, because the sum of its binary digits is even.
The square root of 8555856 is about 2925.0394869130. The cubic root of 8555856 is about 204.5288087374.
The spelling of 8555856 in words is "eight million, five hundred fifty-five thousand, eight hundred fifty-six".