16316616 has 16 divisors (see below), whose sum is σ = 40791600. Its totient is φ = 5438864.

The previous prime is 16316603. The next prime is 16316621. The reversal of 16316616 is 61661361.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 339906 + ... + 339953.

It is an arithmetic number, because the mean of its divisors is an integer number (2549475).

Almost surely, 2^16316616 is an apocalyptic number.

It is an amenable number.

16316616 is an abundant number, since it is smaller than the sum of its proper divisors (24474984).

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

16316616 is a wasteful number, since it uses less digits than its factorization.

16316616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 679868 (or 679864 counting only the distinct ones).

The product of its digits is 3888, while the sum is 30.

The square root of 16316616 is about 4039.3831212204. The cubic root of 16316616 is about 253.6354951030.

Adding to 16316616 its reverse (61661361), we get a palindrome (77977977).

The spelling of 16316616 in words is "sixteen million, three hundred sixteen thousand, six hundred sixteen".