8660216 has 8 divisors (see below), whose sum is σ = 16237920. Its totient is φ = 4330104.

The previous prime is 8660203. The next prime is 8660221. The reversal of 8660216 is 6120668.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 541256 + ... + 541271.

It is an arithmetic number, because the mean of its divisors is an integer number (2029740).

Almost surely, 2^8660216 is an apocalyptic number.

It is an amenable number.

8660216 is a deficient number, since it is larger than the sum of its proper divisors (7577704).

8660216 is a wasteful number, since it uses less digits than its factorization.

8660216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1082533 (or 1082529 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 8660216 is about 2942.8244935776. The cubic root of 8660216 is about 205.3570300232.

The spelling of 8660216 in words is "eight million, six hundred sixty thousand, two hundred sixteen".