18163324 has 12 divisors (see below), whose sum is σ = 32078200. Its totient is φ = 8998128.

The previous prime is 18163279. The next prime is 18163331. The reversal of 18163324 is 42336181.

It is a junction number, because it is equal to n+sod(n) for n = 18163292 and 18163301.

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, 20394 + ... + 21265.

Almost surely, 2^18163324 is an apocalyptic number.

It is an amenable number.

18163324 is a deficient number, since it is larger than the sum of its proper divisors (13914876).

18163324 is a wasteful number, since it uses less digits than its factorization.

18163324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41772 (or 41770 counting only the distinct ones).

The product of its digits is 3456, while the sum is 28.

The square root of 18163324 is about 4261.8451403119. The cubic root of 18163324 is about 262.8644021422.

The spelling of 18163324 in words is "eighteen million, one hundred sixty-three thousand, three hundred twenty-four".