475805 has 16 divisors (see below), whose sum is σ = 641088. Its totient is φ = 336000.

The previous prime is 475793. The next prime is 475807. The reversal of 475805 is 508574.

It is not a de Polignac number, because 475805 - 2⁴ = 475789 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 (475807) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2150 + ... + 2360.

It is an arithmetic number, because the mean of its divisors is an integer number (40068).

2⁴⁷⁵⁸⁰⁵ is an apocalyptic number.

It is an amenable number.

475805 is a deficient number, since it is larger than the sum of its proper divisors (165283).

475805 is a wasteful number, since it uses less digits than its factorization.

475805 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268.

The product of its (nonzero) digits is 5600, while the sum is 29.

The square root of 475805 is about 689.7861987602. The cubic root of 475805 is about 78.0685896786.

It can be divided in two parts, 475 and 805, that multiplied together give a triangular number (382375 = T₈₇₄).

The spelling of 475805 in words is "four hundred seventy-five thousand, eight hundred five".