16673893 has 2 divisors, whose sum is σ = 16673894. Its totient is φ = 16673892.

The previous prime is 16673879. The next prime is 16673929. The reversal of 16673893 is 39837661.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16305444 + 368449 = 4038^2 + 607^2 .

It is a cyclic number.

It is not a de Polignac number, because 16673893 - 2²¹ = 14576741 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16673863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8336946 + 8336947.

It is an arithmetic number, because the mean of its divisors is an integer number (8336947).

Almost surely, 2^16673893 is an apocalyptic number.

It is an amenable number.

16673893 is a deficient number, since it is larger than the sum of its proper divisors (1).

16673893 is an equidigital number, since it uses as much as digits as its factorization.

16673893 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 163296, while the sum is 43.

The square root of 16673893 is about 4083.3678501942. The cubic root of 16673893 is about 255.4733895129.

The spelling of 16673893 in words is "sixteen million, six hundred seventy-three thousand, eight hundred ninety-three".