481812 has 12 divisors (see below), whose sum is σ = 1124256. Its totient is φ = 160600.

The previous prime is 481807. The next prime is 481813. The reversal of 481812 is 218184.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (481813) by changing a digit.

481812 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20064 + ... + 20087.

It is an arithmetic number, because the mean of its divisors is an integer number (93688).

2⁴⁸¹⁸¹² is an apocalyptic number.

It is an amenable number.

481812 is an abundant number, since it is smaller than the sum of its proper divisors (642444).

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

481812 is a wasteful number, since it uses less digits than its factorization.

481812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40158 (or 40156 counting only the distinct ones).

The product of its digits is 512, while the sum is 24.

The square root of 481812 is about 694.1267895709. The cubic root of 481812 is about 78.3957532755.

Adding to 481812 its reverse (218184), we get a palindrome (699996).

The spelling of 481812 in words is "four hundred eighty-one thousand, eight hundred twelve".