27472 is a product of a power of 2 and two 4k+1 primes, therefore it can be expressed as a sum of two squares in two different ways viz. 24^2 + 164^2 and 56^2 + 156^2.

27472 is a palindrome whose middle digit is equal to the arithmetic digital root.

27472 is a d-powerful, practical, abundant, pseudoperfect and Zumkeller number.

For a detailed analysis of this number, see blog post What's Special About Palindrome 27472.