It is an Ulam number.
It is a nialpdrome in base 11.
It is a congruent number.
It is an unprimeable number.
112590 is a Friedman number, since it can be written as 12510*9, using all its digits and the basic arithmetic operations.
2112590 is an apocalyptic number.
112590 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 112590, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (152460).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
112590 is a wasteful number, since it uses less digits than its factorization.
112590 is an evil number, because the sum of its binary digits is even.
The square root of 112590 is about 335.5443338815. The cubic root of 112590 is about 48.2873389907.
The spelling of 112590 in words is "one hundred twelve thousand, five hundred ninety".