16974043 has 8 divisors (see below), whose sum is σ = 17318336. Its totient is φ = 16632000.

The previous prime is 16974031. The next prime is 16974059. The reversal of 16974043 is 34047961.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16974043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16974343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27943 + ... + 28543.

It is an arithmetic number, because the mean of its divisors is an integer number (2164792).

Almost surely, 2^16974043 is an apocalyptic number.

16974043 is a deficient number, since it is larger than the sum of its proper divisors (344293).

16974043 is an equidigital number, since it uses as much as digits as its factorization.

16974043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1125.

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 16974043 is about 4119.9566745295. The cubic root of 16974043 is about 256.9972242530.

The spelling of 16974043 in words is "sixteen million, nine hundred seventy-four thousand, forty-three".