475643 has 12 divisors (see below), whose sum is σ = 586872. Its totient is φ = 383040.

The previous prime is 475639. The next prime is 475649. The reversal of 475643 is 346574.

It is not a de Polignac number, because 475643 - 2² = 475639 is a prime.

It is a d-powerful number, because it can be written as 4⁷ + 7⁵ + 6² + 5⁵ + 4⁹ + 3¹¹ .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (475649) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 548 + ... + 1118.

It is an arithmetic number, because the mean of its divisors is an integer number (48906).

2⁴⁷⁵⁶⁴³ is an apocalyptic number.

475643 is a deficient number, since it is larger than the sum of its proper divisors (111229).

475643 is a wasteful number, since it uses less digits than its factorization.

475643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 602 (or 595 counting only the distinct ones).

The product of its digits is 10080, while the sum is 29.

The square root of 475643 is about 689.6687610730. The cubic root of 475643 is about 78.0597285225.

The spelling of 475643 in words is "four hundred seventy-five thousand, six hundred forty-three".