17982014 has 4 divisors (see below), whose sum is σ = 26973024. Its totient is φ = 8991006.

The previous prime is 17982011. The next prime is 17982023. The reversal of 17982014 is 41028971.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (17982011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4495502 + ... + 4495505.

It is an arithmetic number, because the mean of its divisors is an integer number (6743256).

Almost surely, 2^17982014 is an apocalyptic number.

17982014 is a deficient number, since it is larger than the sum of its proper divisors (8991010).

17982014 is an equidigital number, since it uses as much as digits as its factorization.

17982014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8991009.

The product of its (nonzero) digits is 4032, while the sum is 32.

The square root of 17982014 is about 4240.5204869214. The cubic root of 17982014 is about 261.9868202293.

The spelling of 17982014 in words is "seventeen million, nine hundred eighty-two thousand, fourteen".