Adding to 25006 its reverse (60052), we get a palindrome (85058).
It is a semiprime because it is the product of two primes.
It is a plaindrome in base 12.
It is a nialpdrome in base 15.
It is a congruent number.
It is an unprimeable number.
25006 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
225006 is an apocalyptic number.
25006 is a wasteful number, since it uses less digits than its factorization.
25006 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12505.
The square root of 25006 is about 158.1328555361. The cubic root of 25006 is about 29.2425164092.
The spelling of 25006 in words is "twenty-five thousand, six".