18324168 has 32 divisors (see below), whose sum is σ = 46442400. Its totient is φ = 6023808.

The previous prime is 18324101. The next prime is 18324179. The reversal of 18324168 is 86142381.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3478 + ... + 6981.

It is an arithmetic number, because the mean of its divisors is an integer number (1451325).

Almost surely, 2^18324168 is an apocalyptic number.

It is an amenable number.

18324168 is an abundant number, since it is smaller than the sum of its proper divisors (28118232).

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

18324168 is a wasteful number, since it uses less digits than its factorization.

18324168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10541 (or 10537 counting only the distinct ones).

The product of its digits is 9216, while the sum is 33.

The square root of 18324168 is about 4280.6737787409. The cubic root of 18324168 is about 263.6380485173.

The spelling of 18324168 in words is "eighteen million, three hundred twenty-four thousand, one hundred sixty-eight".