485905 has 8 divisors (see below), whose sum is σ = 666432. Its totient is φ = 333168.

The previous prime is 485899. The next prime is 485909. The reversal of 485905 is 509584.

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

It is a cyclic number.

It is not a de Polignac number, because 485905 - 2⁷ = 485777 is a prime.

It is a super-2 number, since 2×485905² = 472207338050, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (485909) 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, 6907 + ... + 6976.

It is an arithmetic number, because the mean of its divisors is an integer number (83304).

2⁴⁸⁵⁹⁰⁵ is an apocalyptic number.

It is an amenable number.

485905 is a deficient number, since it is larger than the sum of its proper divisors (180527).

485905 is a wasteful number, since it uses less digits than its factorization.

485905 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13895.

The product of its (nonzero) digits is 7200, while the sum is 31.

The square root of 485905 is about 697.0688631692. The cubic root of 485905 is about 78.6171186440.

The spelling of 485905 in words is "four hundred eighty-five thousand, nine hundred five".