18448482 has 16 divisors (see below), whose sum is σ = 39735360. Its totient is φ = 5676432.

The previous prime is 18448481. The next prime is 18448501. The reversal of 18448482 is 28484481.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 18448482.

It is not an unprimeable number, because it can be changed into a prime (18448481) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118182 + ... + 118337.

It is an arithmetic number, because the mean of its divisors is an integer number (2483460).

Almost surely, 2^18448482 is an apocalyptic number.

18448482 is an abundant number, since it is smaller than the sum of its proper divisors (21286878).

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

18448482 is a wasteful number, since it uses less digits than its factorization.

18448482 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236537.

The product of its digits is 65536, while the sum is 39.

The square root of 18448482 is about 4295.1696124833. The cubic root of 18448482 is about 264.2328925148.

The spelling of 18448482 in words is "eighteen million, four hundred forty-eight thousand, four hundred eighty-two".