16980194 has 16 divisors (see below), whose sum is σ = 31755456. Its totient is φ = 6615600.

The previous prime is 16980169. The next prime is 16980203. The reversal of 16980194 is 49108961.

It is a happy number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54977 + ... + 55284.

It is an arithmetic number, because the mean of its divisors is an integer number (1984716).

Almost surely, 2^16980194 is an apocalyptic number.

16980194 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

16980194 is a deficient number, since it is larger than the sum of its proper divisors (14775262).

16980194 is a wasteful number, since it uses less digits than its factorization.

16980194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110281.

The product of its (nonzero) digits is 15552, while the sum is 38.

The square root of 16980194 is about 4120.7030953467. The cubic root of 16980194 is about 257.0282637843.

The spelling of 16980194 in words is "sixteen million, nine hundred eighty thousand, one hundred ninety-four".