18016514 has 8 divisors (see below), whose sum is σ = 27064128. Its totient is φ = 8995140.

The previous prime is 18016513. The next prime is 18016517. The reversal of 18016514 is 41561081.

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (18016513) 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, 4742 + ... + 7649.

It is an arithmetic number, because the mean of its divisors is an integer number (3383016).

Almost surely, 2^18016514 is an apocalyptic number.

18016514 is a deficient number, since it is larger than the sum of its proper divisors (9047614).

18016514 is a wasteful number, since it uses less digits than its factorization.

18016514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13120.

The product of its (nonzero) digits is 960, while the sum is 26.

The square root of 18016514 is about 4244.5864345069. The cubic root of 18016514 is about 262.1542610779.

Adding to 18016514 its reverse (41561081), we get a palindrome (59577595).

The spelling of 18016514 in words is "eighteen million, sixteen thousand, five hundred fourteen".