18264368 has 10 divisors (see below), whose sum is σ = 35387244. Its totient is φ = 9132176.

The previous prime is 18264361. The next prime is 18264397. The reversal of 18264368 is 86346281.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (18264361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 570746 + ... + 570777.

Almost surely, 2^18264368 is an apocalyptic number.

It is an amenable number.

18264368 is a deficient number, since it is larger than the sum of its proper divisors (17122876).

18264368 is a wasteful number, since it uses less digits than its factorization.

18264368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1141531 (or 1141525 counting only the distinct ones).

The product of its digits is 55296, while the sum is 38.

The square root of 18264368 is about 4273.6831890069. The cubic root of 18264368 is about 263.3509461417.

The spelling of 18264368 in words is "eighteen million, two hundred sixty-four thousand, three hundred sixty-eight".