Adding to 15204 its reverse (40251), we get a palindrome (55455).
It is a plaindrome in base 15.
It is a nialpdrome in base 7.
It is a self number, because there is not a number n which added to its sum of digits gives 15204.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 15204.
It is an unprimeable number.
215204 is an apocalyptic number.
15204 is a gapful number since it is divisible by the number (14) 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 15204, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20384).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
15204 is a wasteful number, since it uses less digits than its factorization.
15204 is an evil number, because the sum of its binary digits is even.
The square root of 15204 is about 123.3045011344. The cubic root of 15204 is about 24.7734193184.
The spelling of 15204 in words is "fifteen thousand, two hundred four".