18334230 has 32 divisors (see below), whose sum is σ = 44941824. Its totient is φ = 4784736.

The previous prime is 18334229. The next prime is 18334231. The reversal of 18334230 is 3243381.

It is an interprime number because it is at equal distance from previous prime (18334229) and next prime (18334231).

It is a super-2 number, since 2×18334230² = 672287979385800, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 18334230.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18334231) 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 15 ways as a sum of consecutive naturals, for example, 5092 + ... + 7911.

It is an arithmetic number, because the mean of its divisors is an integer number (1404432).

Almost surely, 2^18334230 is an apocalyptic number.

18334230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

18334230 is an abundant number, since it is smaller than the sum of its proper divisors (26607594).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

18334230 is a wasteful number, since it uses less digits than its factorization.

18334230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13060.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 18334230 is about 4281.8488997161. The cubic root of 18334230 is about 263.6862951943.

The spelling of 18334230 in words is "eighteen million, three hundred thirty-four thousand, two hundred thirty".