475934647 has 8 divisors (see below), whose sum is σ = 485928720. Its totient is φ = 465978240.

The previous prime is 475934623. The next prime is 475934677. The reversal of 475934647 is 746439574.

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

It is a cyclic number.

It is not a de Polignac number, because 475934647 - 2¹⁵ = 475901879 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 475934647.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (475934617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16879 + ... + 35167.

It is an arithmetic number, because the mean of its divisors is an integer number (60741090).

Almost surely, 2^475934647 is an apocalyptic number.

475934647 is a deficient number, since it is larger than the sum of its proper divisors (9994073).

475934647 is a wasteful number, since it uses less digits than its factorization.

475934647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18833.

The product of its digits is 2540160, while the sum is 49.

The square root of 475934647 is about 21815.9264529380. The cubic root of 475934647 is about 780.7567972551.

The spelling of 475934647 in words is "four hundred seventy-five million, nine hundred thirty-four thousand, six hundred forty-seven".