8663712 has 24 divisors (see below), whose sum is σ = 22742496. Its totient is φ = 2887872.

The previous prime is 8663701. The next prime is 8663719. The reversal of 8663712 is 2173668.

8663712 = T₄₈₈ + T₄₈₉ + ... + T₅₅₁.

It is a tau number, because it is divible by the number of its divisors (24).

It is not an unprimeable number, because it can be changed into a prime (8663719) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45028 + ... + 45219.

It is an arithmetic number, because the mean of its divisors is an integer number (947604).

Almost surely, 2^8663712 is an apocalyptic number.

It is an amenable number.

8663712 is an abundant number, since it is smaller than the sum of its proper divisors (14078784).

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

8663712 is a wasteful number, since it uses less digits than its factorization.

8663712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90260 (or 90252 counting only the distinct ones).

The product of its digits is 12096, while the sum is 33.

The square root of 8663712 is about 2943.4184208162. The cubic root of 8663712 is about 205.3846594954.

The spelling of 8663712 in words is "eight million, six hundred sixty-three thousand, seven hundred twelve".