5676 is an esthetic number in base 10, because in such base its adjacent digits differ by 1.
It is an alternating number because its digits alternate between odd and even.
It is a plaindrome in base 7 and base 13.
It is a congruent number.
It is an unprimeable number.
25676 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 5676, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7392).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
5676 is a wasteful number, since it uses less digits than its factorization.
5676 is an evil number, because the sum of its binary digits is even.
The square root of 5676 is about 75.3392328073. The cubic root of 5676 is about 17.8380535054.
Subtracting 5676 from its reverse (6765), we obtain a square (1089 = 332).
The spelling of 5676 in words is "five thousand, six hundred seventy-six".