48018 has 16 divisors (see below), whose sum is σ = 98496. Its totient is φ = 15600.

The previous prime is 48017. The next prime is 48023. The reversal of 48018 is 81084.

It is a nialpdrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 47985 and 48003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48017) 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, 243 + ... + 393.

It is an arithmetic number, because the mean of its divisors is an integer number (6156).

2⁴⁸⁰¹⁸ is an apocalyptic number.

48018 is an abundant number, since it is smaller than the sum of its proper divisors (50478).

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

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49248).

48018 is a wasteful number, since it uses less digits than its factorization.

48018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209.

The product of its (nonzero) digits is 256, while the sum is 21.

The square root of 48018 is about 219.1300983434. The cubic root of 48018 is about 36.3469540904.

The spelling of 48018 in words is "forty-eight thousand, eighteen".