16674943 has 8 divisors (see below), whose sum is σ = 17705520. Its totient is φ = 15649920.

The previous prime is 16674941. The next prime is 16674967. The reversal of 16674943 is 34947661.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16674943 - 2¹ = 16674941 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

It is a junction number, because it is equal to n+sod(n) for n = 16674896 and 16674905.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16674941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5953 + ... + 8293.

It is an arithmetic number, because the mean of its divisors is an integer number (2213190).

Almost surely, 2^16674943 is an apocalyptic number.

16674943 is a deficient number, since it is larger than the sum of its proper divisors (1030577).

16674943 is a wasteful number, since it uses less digits than its factorization.

16674943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2777.

The product of its digits is 108864, while the sum is 40.

The square root of 16674943 is about 4083.4964185120. The cubic root of 16674943 is about 255.4787520164.

The spelling of 16674943 in words is "sixteen million, six hundred seventy-four thousand, nine hundred forty-three".