18224348 has 12 divisors (see below), whose sum is σ = 32072040. Its totient is φ = 9060912.

The previous prime is 18224321. The next prime is 18224359. The reversal of 18224348 is 84342281.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12011 + ... + 13442.

It is an arithmetic number, because the mean of its divisors is an integer number (2672670).

Almost surely, 2^18224348 is an apocalyptic number.

It is an amenable number.

18224348 is a deficient number, since it is larger than the sum of its proper divisors (13847692).

18224348 is a wasteful number, since it uses less digits than its factorization.

18224348 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25636 (or 25634 counting only the distinct ones).

The product of its digits is 12288, while the sum is 32.

The square root of 18224348 is about 4268.9984773949. The cubic root of 18224348 is about 263.1584581967.

The spelling of 18224348 in words is "eighteen million, two hundred twenty-four thousand, three hundred forty-eight".