Adding to 124400 its reverse (4421), we get a palindrome (128821).
124400 is nontrivially palindromic in base 6.
It is a plaindrome in base 14.
It is a nialpdrome in base 11.
It is a congruent number.
It is an unprimeable number.
2124400 is an apocalyptic number.
124400 is a gapful number since it is divisible by the number (10) 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 124400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (149916).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
124400 is a wasteful number, since it uses less digits than its factorization.
124400 is an evil number, because the sum of its binary digits is even.
The square root of 124400 is about 352.7038417710. The cubic root of 124400 is about 49.9198716576.
The spelling of 124400 in words is "one hundred twenty-four thousand, four hundred", and thus it is an iban number.