485817 has 8 divisors (see below), whose sum is σ = 657696. Its totient is φ = 318912.

The previous prime is 485777. The next prime is 485819. The reversal of 485817 is 718584.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 485817 - 2⁶ = 485753 is a prime.

485817 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (485819) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1008 + ... + 1409.

It is an arithmetic number, because the mean of its divisors is an integer number (82212).

2⁴⁸⁵⁸¹⁷ is an apocalyptic number.

It is an amenable number.

485817 is a deficient number, since it is larger than the sum of its proper divisors (171879).

485817 is a wasteful number, since it uses less digits than its factorization.

485817 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2487.

The product of its digits is 8960, while the sum is 33.

The square root of 485817 is about 697.0057388573. The cubic root of 485817 is about 78.6123723636.

The spelling of 485817 in words is "four hundred eighty-five thousand, eight hundred seventeen".