Adding to 42364 its reverse (46324), we get a palindrome (88688).
It is a nialpdrome in base 15.
It is a congruent number.
It is an unprimeable number.
242364 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 42364, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45360).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42364 is a wasteful number, since it uses less digits than its factorization.
42364 is an odious number, because the sum of its binary digits is odd.
The square root of 42364 is about 205.8251685290. The cubic root of 42364 is about 34.8603962871.
The spelling of 42364 in words is "forty-two thousand, three hundred sixty-four".