18063712 has 12 divisors (see below), whose sum is σ = 35562996. Its totient is φ = 9031840.

The previous prime is 18063709. The next prime is 18063761. The reversal of 18063712 is 21736081.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 282214 + ... + 282277.

It is an arithmetic number, because the mean of its divisors is an integer number (2963583).

Almost surely, 2^18063712 is an apocalyptic number.

It is an amenable number.

18063712 is a deficient number, since it is larger than the sum of its proper divisors (17499284).

18063712 is an equidigital number, since it uses as much as digits as its factorization.

18063712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 564501 (or 564493 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 18063712 is about 4250.1425858434. The cubic root of 18063712 is about 262.3829839749.

Adding to 18063712 its reverse (21736081), we get a palindrome (39799793).

The spelling of 18063712 in words is "eighteen million, sixty-three thousand, seven hundred twelve".