18214324 has 12 divisors (see below), whose sum is σ = 32054400. Its totient is φ = 9055928.

The previous prime is 18214297. The next prime is 18214363. The reversal of 18214324 is 42341281.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12004 + ... + 13435.

It is an arithmetic number, because the mean of its divisors is an integer number (2671200).

Almost surely, 2^18214324 is an apocalyptic number.

It is an amenable number.

18214324 is a deficient number, since it is larger than the sum of its proper divisors (13840076).

18214324 is a wasteful number, since it uses less digits than its factorization.

18214324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25622 (or 25620 counting only the distinct ones).

The product of its digits is 1536, while the sum is 25.

The square root of 18214324 is about 4267.8242700467. The cubic root of 18214324 is about 263.1102007011.

The spelling of 18214324 in words is "eighteen million, two hundred fourteen thousand, three hundred twenty-four".