25020 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (36).
It is a nialpdrome in base 15.
It is a congruent number.
It is an unprimeable number.
225020 is an apocalyptic number.
25020 is a gapful number since it is divisible by the number (20) 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 25020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38220).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25020 is a wasteful number, since it uses less digits than its factorization.
25020 is an evil number, because the sum of its binary digits is even.
The square root of 25020 is about 158.1771159176. The cubic root of 25020 is about 29.2479726844.
Adding to 25020 its reverse (2052), we get a palindrome (27072).
The spelling of 25020 in words is "twenty-five thousand, twenty".