475585913 has 4 divisors (see below), whose sum is σ = 518821008. Its totient is φ = 432350820.

The previous prime is 475585909. The next prime is 475585919. The reversal of 475585913 is 319585574.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 475585913 - 2² = 475585909 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (475585919) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21617531 + ... + 21617552.

It is an arithmetic number, because the mean of its divisors is an integer number (129705252).

Almost surely, 2^475585913 is an apocalyptic number.

It is an amenable number.

475585913 is a deficient number, since it is larger than the sum of its proper divisors (43235095).

475585913 is a wasteful number, since it uses less digits than its factorization.

475585913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43235094.

The product of its digits is 756000, while the sum is 47.

The square root of 475585913 is about 21807.9323412377. The cubic root of 475585913 is about 780.5660547012.

The spelling of 475585913 in words is "four hundred seventy-five million, five hundred eighty-five thousand, nine hundred thirteen".