18227314 has 12 divisors (see below), whose sum is σ = 31804974. Its totient is φ = 7811664.

The previous prime is 18227311. The next prime is 18227317. The reversal of 18227314 is 41372281.

It is an interprime number because it is at equal distance from previous prime (18227311) and next prime (18227317).

It can be written as a sum of positive squares in only one way, i.e., 11336689 + 6890625 = 3367^2 + 2625^2 .

It is not an unprimeable number, because it can be changed into a prime (18227311) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 92899 + ... + 93094.

Almost surely, 2^18227314 is an apocalyptic number.

18227314 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

18227314 is a deficient number, since it is larger than the sum of its proper divisors (13577660).

18227314 is a wasteful number, since it uses less digits than its factorization.

18227314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186009 (or 186002 counting only the distinct ones).

The product of its digits is 2688, while the sum is 28.

The square root of 18227314 is about 4269.3458515328. The cubic root of 18227314 is about 263.1727337078.

Adding to 18227314 its reverse (41372281), we get a palindrome (59599595).

The spelling of 18227314 in words is "eighteen million, two hundred twenty-seven thousand, three hundred fourteen".