16706673 has 6 divisors (see below), whose sum is σ = 24131874. Its totient is φ = 11137776.

The previous prime is 16706653. The next prime is 16706689. The reversal of 16706673 is 37660761.

It can be written as a sum of positive squares in only one way, i.e., 10188864 + 6517809 = 3192^2 + 2553^2 .

It is not a de Polignac number, because 16706673 - 2⁹ = 16706161 is a prime.

It is a super-2 number, since 2×16706673² = 558225845457858, which contains 22 as substring.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (16706603) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 928140 + ... + 928157.

It is an arithmetic number, because the mean of its divisors is an integer number (4021979).

Almost surely, 2^16706673 is an apocalyptic number.

It is an amenable number.

16706673 is a deficient number, since it is larger than the sum of its proper divisors (7425201).

16706673 is a wasteful number, since it uses less digits than its factorization.

16706673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1856303 (or 1856300 counting only the distinct ones).

The product of its (nonzero) digits is 31752, while the sum is 36.

The square root of 16706673 is about 4087.3797230010. The cubic root of 16706673 is about 255.6406956884.

The spelling of 16706673 in words is "sixteen million, seven hundred six thousand, six hundred seventy-three".