Multipling 42592 by its sum of digits (22), we get a square (937024 = 9682).
42592 divided by its sum of digits (22) gives a square (1936 = 442).
It is a happy number.
42592 is nontrivially palindromic in base 5.
It is a nialpdrome in base 16.
It is a congruent number.
It is an unprimeable number.
242592 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 42592, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46116).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42592 is an equidigital number, since it uses as much as digits as its factorization.
42592 is an evil number, because the sum of its binary digits is even.
The square root of 42592 is about 206.3782934322. The cubic root of 42592 is about 34.9228231433.
The spelling of 42592 in words is "forty-two thousand, five hundred ninety-two".