8662716 has 18 divisors (see below), whose sum is σ = 21897512. Its totient is φ = 2887560.

The previous prime is 8662657. The next prime is 8662729. The reversal of 8662716 is 6172668.

It is a happy number.

8662716 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 240631 = 8662716 / (8 + 6 + 6 + 2 + 7 + 1 + 6).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 120280 + ... + 120351.

Almost surely, 2^8662716 is an apocalyptic number.

It is an amenable number.

8662716 is an abundant number, since it is smaller than the sum of its proper divisors (13234796).

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

8662716 is a wasteful number, since it uses less digits than its factorization.

8662716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240641 (or 240636 counting only the distinct ones).

The product of its digits is 24192, while the sum is 36.

The square root of 8662716 is about 2943.2492249213. The cubic root of 8662716 is about 205.3767886982.

The spelling of 8662716 in words is "eight million, six hundred sixty-two thousand, seven hundred sixteen".