16716674 has 16 divisors (see below), whose sum is σ = 27735288. Its totient is φ = 7506432.

The previous prime is 16716671. The next prime is 16716683. The reversal of 16716674 is 47661761.

It can be written as a sum of positive squares in 4 ways, for example, as 10923025 + 5793649 = 3305^2 + 2407^2 .

It is not an unprimeable number, because it can be changed into a prime (16716671) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 7727 + ... + 9650.

Almost surely, 2^16716674 is an apocalyptic number.

16716674 is a deficient number, since it is larger than the sum of its proper divisors (11018614).

16716674 is a wasteful number, since it uses less digits than its factorization.

16716674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17429.

The product of its digits is 42336, while the sum is 38.

The square root of 16716674 is about 4088.6029398806. The cubic root of 16716674 is about 255.6916963197.

The spelling of 16716674 in words is "sixteen million, seven hundred sixteen thousand, six hundred seventy-four".