8713656 has 160 divisors (see below), whose sum is σ = 29795040. Its totient is φ = 2322432.

The previous prime is 8713643. The next prime is 8713693. The reversal of 8713656 is 6563178.

8713656 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 8713656.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 77056 + ... + 77168.

It is an arithmetic number, because the mean of its divisors is an integer number (186219).

Almost surely, 2^8713656 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 8713656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14897520).

8713656 is an abundant number, since it is smaller than the sum of its proper divisors (21081384).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8713656 is a wasteful number, since it uses less digits than its factorization.

8713656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155 (or 142 counting only the distinct ones).

The product of its digits is 30240, while the sum is 36.

The square root of 8713656 is about 2951.8902418620. The cubic root of 8713656 is about 205.7785662214.

The spelling of 8713656 in words is "eight million, seven hundred thirteen thousand, six hundred fifty-six".