481518 has 32 divisors (see below), whose sum is σ = 1103520. Its totient is φ = 155520.

The previous prime is 481513. The next prime is 481531. The reversal of 481518 is 815184.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 481491 and 481500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (481513) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1878 + ... + 2118.

It is an arithmetic number, because the mean of its divisors is an integer number (34485).

2⁴⁸¹⁵¹⁸ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 481518, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (551760).

481518 is an abundant number, since it is smaller than the sum of its proper divisors (622002).

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

481518 is a wasteful number, since it uses less digits than its factorization.

481518 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289 (or 283 counting only the distinct ones).

The product of its digits is 1280, while the sum is 27.

The square root of 481518 is about 693.9149803830. The cubic root of 481518 is about 78.3798044261.

It can be divided in two parts, 481 and 518, that added together give a palindrome (999).

The spelling of 481518 in words is "four hundred eighty-one thousand, five hundred eighteen".