1506 is nontrivially palindromic in base 15.
It is a sphenic number, since it is the product of 3 distinct primes.
1506 is an admirable number.
1506 is an undulating number in base 15.
It is a plaindrome in base 11 and base 13.
It is an unprimeable number.
1506 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
1506 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1506 is a wasteful number, since it uses less digits than its factorization.
1506 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 256.
The square root of 1506 is about 38.8072158239. The cubic root of 1506 is about 11.4623849767.
Adding to 1506 its reverse (6051), we get a palindrome (7557).
The spelling of 1506 in words is "one thousand, five hundred six".