It is an Ulam number.
It is an alternating number because its digits alternate between even and odd.
It is a nialpdrome in base 8.
It is an unprimeable number.
27492 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
227492 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 27492, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33600).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27492 is a wasteful number, since it uses less digits than its factorization.
27492 is an evil number, because the sum of its binary digits is even.
The square root of 27492 is about 165.8071168557. The cubic root of 27492 is about 30.1811264616.
The spelling of 27492 in words is "twenty-seven thousand, four hundred ninety-two".