16495673 has 4 divisors (see below), whose sum is σ = 16941540. Its totient is φ = 16049808.

The previous prime is 16495657. The next prime is 16495679. The reversal of 16495673 is 37659461.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 37659461 = 7 ⋅5379923.

It can be written as a sum of positive squares in 2 ways, for example, as 7573504 + 8922169 = 2752^2 + 2987^2 .

It is a cyclic number.

It is not a de Polignac number, because 16495673 - 2⁴ = 16495657 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 16495673.

It is not an unprimeable number, because it can be changed into a prime (16495679) 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, 222878 + ... + 222951.

It is an arithmetic number, because the mean of its divisors is an integer number (4235385).

Almost surely, 2^16495673 is an apocalyptic number.

It is an amenable number.

16495673 is a deficient number, since it is larger than the sum of its proper divisors (445867).

16495673 is an equidigital number, since it uses as much as digits as its factorization.

16495673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 445866.

The product of its digits is 136080, while the sum is 41.

The square root of 16495673 is about 4061.4865505132. The cubic root of 16495673 is about 254.5599124557.

The spelling of 16495673 in words is "sixteen million, four hundred ninety-five thousand, six hundred seventy-three".