18264304 has 20 divisors (see below), whose sum is σ = 35486320. Its totient is φ = 9106560.

The previous prime is 18264299. The next prime is 18264317. The reversal of 18264304 is 40346281.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 5149 + ... + 7939.

It is an arithmetic number, because the mean of its divisors is an integer number (1774316).

Almost surely, 2^18264304 is an apocalyptic number.

It is an amenable number.

18264304 is a deficient number, since it is larger than the sum of its proper divisors (17222016).

18264304 is a wasteful number, since it uses less digits than its factorization.

18264304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3208 (or 3202 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 18264304 is about 4273.6757013138. The cubic root of 18264304 is about 263.3506385394.

The spelling of 18264304 in words is "eighteen million, two hundred sixty-four thousand, three hundred four".