485983 has 4 divisors (see below), whose sum is σ = 494280. Its totient is φ = 477688.

The previous prime is 485977. The next prime is 485993. The reversal of 485983 is 389584.

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 485983 - 2¹³ = 477791 is a prime.

It is a Duffinian number.

485983 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (485923) 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, 4060 + ... + 4177.

It is an arithmetic number, because the mean of its divisors is an integer number (123570).

2⁴⁸⁵⁹⁸³ is an apocalyptic number.

485983 is a deficient number, since it is larger than the sum of its proper divisors (8297).

485983 is an equidigital number, since it uses as much as digits as its factorization.

485983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8296.

The product of its digits is 34560, while the sum is 37.

The square root of 485983 is about 697.1248094854. The cubic root of 485983 is about 78.6213250953.

The spelling of 485983 in words is "four hundred eighty-five thousand, nine hundred eighty-three".