16317316 has 12 divisors (see below), whose sum is σ = 28648732. Its totient is φ = 8131968.

The previous prime is 16317311. The next prime is 16317337. The reversal of 16317316 is 61371361.

It can be written as a sum of positive squares in 2 ways, for example, as 3686400 + 12630916 = 1920^2 + 3554^2 .

It is not an unprimeable number, because it can be changed into a prime (16317311) 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, 5265 + ... + 7768.

Almost surely, 2^16317316 is an apocalyptic number.

It is an amenable number.

16317316 is a deficient number, since it is larger than the sum of its proper divisors (12331416).

16317316 is a wasteful number, since it uses less digits than its factorization.

16317316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13350 (or 13348 counting only the distinct ones).

The product of its digits is 2268, while the sum is 28.

The square root of 16317316 is about 4039.4697671848. The cubic root of 16317316 is about 253.6391221277.

Adding to 16317316 its reverse (61371361), we get a palindrome (77688677).

The spelling of 16317316 in words is "sixteen million, three hundred seventeen thousand, three hundred sixteen".