18343348 has 12 divisors (see below), whose sum is σ = 32784192. Its totient is φ = 8976440.

The previous prime is 18343343. The next prime is 18343349. The reversal of 18343348 is 84334381.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18343343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48598 + ... + 48973.

It is an arithmetic number, because the mean of its divisors is an integer number (2732016).

Almost surely, 2^18343348 is an apocalyptic number.

It is an amenable number.

18343348 is a deficient number, since it is larger than the sum of its proper divisors (14440844).

18343348 is a wasteful number, since it uses less digits than its factorization.

18343348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97622 (or 97620 counting only the distinct ones).

The product of its digits is 27648, while the sum is 34.

The square root of 18343348 is about 4282.9134943400. The cubic root of 18343348 is about 263.7300002055.

The spelling of 18343348 in words is "eighteen million, three hundred forty-three thousand, three hundred forty-eight".