54400 is nontrivially palindromic in base 7.
It is a nialpdrome in base 10.
It is a congruent number.
254400 is an apocalyptic number.
54400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 54400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71145).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54400 is a wasteful number, since it uses less digits than its factorization.
54400 is an odious number, because the sum of its binary digits is odd.
The square root of 54400 is about 233.2380757938. The cubic root of 54400 is about 37.8907294874.
Adding to 54400 its reverse (445), we get a palindrome (54845).
The spelling of 54400 in words is "fifty-four thousand, four hundred".