481979 has 4 divisors (see below), whose sum is σ = 488160. Its totient is φ = 475800.

The previous prime is 481963. The next prime is 481997. The reversal of 481979 is 979184.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 481979 - 2⁴ = 481963 is a prime.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 481979.

It is not an unprimeable number, because it can be changed into a prime (481909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2972 + ... + 3129.

It is an arithmetic number, because the mean of its divisors is an integer number (122040).

2⁴⁸¹⁹⁷⁹ is an apocalyptic number.

481979 is a deficient number, since it is larger than the sum of its proper divisors (6181).

481979 is an equidigital number, since it uses as much as digits as its factorization.

481979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6180.

The product of its digits is 18144, while the sum is 38.

The square root of 481979 is about 694.2470741746. The cubic root of 481979 is about 78.4048097667.

The spelling of 481979 in words is "four hundred eighty-one thousand, nine hundred seventy-nine".