It is a plaindrome in base 11.
It is a nialpdrome in base 15.
It is a congruent number.
239676 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 39676, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43120).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
39676 is a wasteful number, since it uses less digits than its factorization.
39676 is an evil number, because the sum of its binary digits is even.
The square root of 39676 is about 199.1883530732. The cubic root of 39676 is about 34.1069297899.
The spelling of 39676 in words is "thirty-nine thousand, six hundred seventy-six".