18448848 has 120 divisors (see below), whose sum is σ = 59386080. Its totient is φ = 5287680.

The previous prime is 18448841. The next prime is 18448873. The reversal of 18448848 is 84884481.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18448841) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 29790 + ... + 30402.

It is an arithmetic number, because the mean of its divisors is an integer number (494884).

Almost surely, 2^18448848 is an apocalyptic number.

18448848 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 18448848, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29693040).

18448848 is an abundant number, since it is smaller than the sum of its proper divisors (40937232).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

18448848 is a wasteful number, since it uses less digits than its factorization.

18448848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 657 (or 648 counting only the distinct ones).

The product of its digits is 262144, while the sum is 45.

The square root of 18448848 is about 4295.2122182728. The cubic root of 18448848 is about 264.2346398781.

The spelling of 18448848 in words is "eighteen million, four hundred forty-eight thousand, eight hundred forty-eight".