16982193 has 4 divisors (see below), whose sum is σ = 22642928. Its totient is φ = 11321460.

The previous prime is 16982183. The next prime is 16982213. The reversal of 16982193 is 39128961.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 16982193 - 2⁹ = 16981681 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16982113) 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, 2830363 + ... + 2830368.

It is an arithmetic number, because the mean of its divisors is an integer number (5660732).

Almost surely, 2^16982193 is an apocalyptic number.

It is an amenable number.

16982193 is a deficient number, since it is larger than the sum of its proper divisors (5660735).

16982193 is an equidigital number, since it uses as much as digits as its factorization.

16982193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5660734.

The product of its digits is 23328, while the sum is 39.

The square root of 16982193 is about 4120.9456439026. The cubic root of 16982193 is about 257.0383496396.

The spelling of 16982193 in words is "sixteen million, nine hundred eighty-two thousand, one hundred ninety-three".