16608673 has 4 divisors (see below), whose sum is σ = 16624660. Its totient is φ = 16592688.

The previous prime is 16608667. The next prime is 16608689. The reversal of 16608673 is 37680661.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2039184 + 14569489 = 1428^2 + 3817^2 .

It is a cyclic number.

It is not a de Polignac number, because 16608673 - 2¹³ = 16600481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16608623) 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, 6318 + ... + 8551.

It is an arithmetic number, because the mean of its divisors is an integer number (4156165).

Almost surely, 2^16608673 is an apocalyptic number.

It is an amenable number.

16608673 is a deficient number, since it is larger than the sum of its proper divisors (15987).

16608673 is a wasteful number, since it uses less digits than its factorization.

16608673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15986.

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 16608673 is about 4075.3739705701. The cubic root of 16608673 is about 255.1398591998.

The spelling of 16608673 in words is "sixteen million, six hundred eight thousand, six hundred seventy-three".