5506 has 4 divisors (see below), whose sum is σ = 8262.
Its totient is φ = 2752.
The previous prime is 5503. The next prime is 5507. The reversal of 5506 is 6055.
Subtracting from 5506 its product of nonzero digits (150), we obtain a triangular number (5356 = T103).
It is a happy number.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 3481 + 2025 = 59^2 + 45^2
It is a plaindrome in base 13.
It is a self number, because there is not a number n which added to its sum of digits gives 5506.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (5501) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (5) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1375 + ... + 1378.
25506 is an apocalyptic number.
5506 is a deficient number, since it is larger than the sum of its proper divisors (2756).
5506 is a wasteful number, since it uses less digits than its factorization.
5506 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2755.
The product of its (nonzero) digits is 150, while the sum is 16.
The square root of 5506 is about 74.2024258364.
The cubic root of 5506 is about 17.6581581591.
The spelling of 5506 in words is "five thousand, five hundred six".