18116673 has 8 divisors (see below), whose sum is σ = 24395136. Its totient is φ = 11958000.

The previous prime is 18116669. The next prime is 18116687. The reversal of 18116673 is 37661181.

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

It is not a de Polignac number, because 18116673 - 2² = 18116669 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (18116653) 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, 29593 + ... + 30198.

It is an arithmetic number, because the mean of its divisors is an integer number (3049392).

Almost surely, 2^18116673 is an apocalyptic number.

It is an amenable number.

18116673 is a deficient number, since it is larger than the sum of its proper divisors (6278463).

18116673 is a wasteful number, since it uses less digits than its factorization.

18116673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59895.

The product of its digits is 6048, while the sum is 33.

The square root of 18116673 is about 4256.3685225788. The cubic root of 18116673 is about 262.6391606800.

The spelling of 18116673 in words is "eighteen million, one hundred sixteen thousand, six hundred seventy-three".