18073353 has 8 divisors (see below), whose sum is σ = 24749248. Its totient is φ = 11723184.

The previous prime is 18073343. The next prime is 18073357. The reversal of 18073353 is 35337081.

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

It is not a de Polignac number, because 18073353 - 2⁴ = 18073337 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 18073353.

It is not an unprimeable number, because it can be changed into a prime (18073357) 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 in 7 ways as a sum of consecutive naturals, for example, 81301 + ... + 81522.

It is an arithmetic number, because the mean of its divisors is an integer number (3093656).

Almost surely, 2^18073353 is an apocalyptic number.

It is an amenable number.

18073353 is a deficient number, since it is larger than the sum of its proper divisors (6675895).

18073353 is a wasteful number, since it uses less digits than its factorization.

18073353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162863.

The product of its (nonzero) digits is 7560, while the sum is 30.

The square root of 18073353 is about 4251.2766317896. The cubic root of 18073353 is about 262.4296555273.

The spelling of 18073353 in words is "eighteen million, seventy-three thousand, three hundred fifty-three".