475787 has 4 divisors (see below), whose sum is σ = 512400. Its totient is φ = 439176.

The previous prime is 475777. The next prime is 475789. The reversal of 475787 is 787574.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-475787 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 475787.

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 475787.

It is not an unprimeable number, because it can be changed into a prime (475789) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18287 + ... + 18312.

It is an arithmetic number, because the mean of its divisors is an integer number (128100).

2⁴⁷⁵⁷⁸⁷ is an apocalyptic number.

475787 is a deficient number, since it is larger than the sum of its proper divisors (36613).

475787 is a wasteful number, since it uses less digits than its factorization.

475787 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36612.

The product of its digits is 54880, while the sum is 38.

The square root of 475787 is about 689.7731511156. The cubic root of 475787 is about 78.0676052050.

The spelling of 475787 in words is "four hundred seventy-five thousand, seven hundred eighty-seven".