475865 has 8 divisors (see below), whose sum is σ = 615048. Its totient is φ = 351360.

The previous prime is 475859. The next prime is 475877. The reversal of 475865 is 568574.

It can be written as a sum of positive squares in 4 ways, for example, as 30976 + 444889 = 176^2 + 667^2 .

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

It is not a de Polignac number, because 475865 - 2¹² = 471769 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 475865.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3596 + ... + 3725.

It is an arithmetic number, because the mean of its divisors is an integer number (76881).

2⁴⁷⁵⁸⁶⁵ is an apocalyptic number.

It is an amenable number.

475865 is a deficient number, since it is larger than the sum of its proper divisors (139183).

475865 is a wasteful number, since it uses less digits than its factorization.

475865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7339.

The product of its digits is 33600, while the sum is 35.

The square root of 475865 is about 689.8296891262. The cubic root of 475865 is about 78.0718710779.

The spelling of 475865 in words is "four hundred seventy-five thousand, eight hundred sixty-five".