It is a d-powerful number, because it can be written as 87 + 52 + 58 + 67 + 313 + 7 + 222 .
It is a congruent number.
It is an unprimeable number.
Almost surely, 28556372 is an apocalyptic number.
8556372 is a gapful number since it is divisible by the number (82) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 8556372, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13208832).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8556372 is a wasteful number, since it uses less digits than its factorization.
8556372 is an evil number, because the sum of its binary digits is even.
The square root of 8556372 is about 2925.1276895206. The cubic root of 8556372 is about 204.5329203363.
The spelling of 8556372 in words is "eight million, five hundred fifty-six thousand, three hundred seventy-two".