5606 has 4 divisors (see below), whose sum is σ = 8412.
Its totient is φ = 2802.
The previous prime is 5591. The next prime is 5623. The reversal of 5606 is 6065.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6065 = 5 ⋅1213.
It is a Curzon number.
It is a plaindrome in base 7.
It is a congruent number.
It is an unprimeable number.
5606 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1400 + ... + 1403.
It is an arithmetic number, because the mean of its divisors is an integer number (2103).
25606 is an apocalyptic number.
5606 is a deficient number, since it is larger than the sum of its proper divisors (2806).
5606 is a wasteful number, since it uses less digits than its factorization.
5606 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2805.
The product of its (nonzero) digits is 180, while the sum is 17.
The square root of 5606 is about 74.8732261893.
The cubic root of 5606 is about 17.7644199426.
The spelling of 5606 in words is "five thousand, six hundred six".