18304348 has 6 divisors (see below), whose sum is σ = 32032616. Its totient is φ = 9152172.

The previous prime is 18304339. The next prime is 18304357. The reversal of 18304348 is 84340381.

It is an interprime number because it is at equal distance from previous prime (18304339) and next prime (18304357).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2288040 + ... + 2288047.

Almost surely, 2^18304348 is an apocalyptic number.

It is an amenable number.

18304348 is a deficient number, since it is larger than the sum of its proper divisors (13728268).

18304348 is a wasteful number, since it uses less digits than its factorization.

18304348 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4576091 (or 4576089 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 18304348 is about 4278.3580962795. The cubic root of 18304348 is about 263.5429611404.

The spelling of 18304348 in words is "eighteen million, three hundred four thousand, three hundred forty-eight".