485789 has 4 divisors (see below), whose sum is σ = 487200. Its totient is φ = 484380.

The previous prime is 485777. The next prime is 485819. The reversal of 485789 is 987584.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 485789 - 2¹² = 481693 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (485729) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 194 + ... + 1004.

It is an arithmetic number, because the mean of its divisors is an integer number (121800).

2⁴⁸⁵⁷⁸⁹ is an apocalyptic number.

It is an amenable number.

485789 is a deficient number, since it is larger than the sum of its proper divisors (1411).

485789 is an equidigital number, since it uses as much as digits as its factorization.

485789 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1410.

The product of its digits is 80640, while the sum is 41.

The square root of 485789 is about 696.9856526500. The cubic root of 485789 is about 78.6108620633.

The spelling of 485789 in words is "four hundred eighty-five thousand, seven hundred eighty-nine".