8317216 has 24 divisors (see below), whose sum is σ = 17338860. Its totient is φ = 3913728.

The previous prime is 8317213. The next prime is 8317223. The reversal of 8317216 is 6127138.

It can be written as a sum of positive squares in 2 ways, for example, as 7952400 + 364816 = 2820^2 + 604^2 .

It is not an unprimeable number, because it can be changed into a prime (8317213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7101 + ... + 8188.

Almost surely, 2^8317216 is an apocalyptic number.

It is an amenable number.

8317216 is an abundant number, since it is smaller than the sum of its proper divisors (9021644).

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

8317216 is a wasteful number, since it uses less digits than its factorization.

8317216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15316 (or 15308 counting only the distinct ones).

The product of its digits is 2016, while the sum is 28.

The square root of 8317216 is about 2883.9583908233. The cubic root of 8317216 is about 202.6092769944.

The spelling of 8317216 in words is "eight million, three hundred seventeen thousand, two hundred sixteen".