It is a tau number, because it is divible by the number of its divisors (24).
It is a nude number because it is divisible by every one of its digits.
It is a nialpdrome in base 10.
It is an unprimeable number.
26432 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 6432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8568).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6432 is a wasteful number, since it uses less digits than its factorization.
6432 is an evil number, because the sum of its binary digits is even.
The square root of 6432 is about 80.1997506231. The cubic root of 6432 is about 18.5972478296.
Adding to 6432 its reverse (2346), we get a palindrome (8778).
The spelling of 6432 in words is "six thousand, four hundred thirty-two".