476994393 has 16 divisors (see below), whose sum is σ = 707972160. Its totient is φ = 317405088.

The previous prime is 476994391. The next prime is 476994403. The reversal of 476994393 is 393499674.

It is not a de Polignac number, because 476994393 - 2¹ = 476994391 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (476994391) 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 15 ways as a sum of consecutive naturals, for example, 1380 + ... + 30917.

It is an arithmetic number, because the mean of its divisors is an integer number (44248260).

Almost surely, 2^476994393 is an apocalyptic number.

It is an amenable number.

476994393 is a deficient number, since it is larger than the sum of its proper divisors (230977767).

476994393 is a wasteful number, since it uses less digits than its factorization.

476994393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32853 (or 32847 counting only the distinct ones).

The product of its digits is 4408992, while the sum is 54.

The square root of 476994393 is about 21840.2013040173. The cubic root of 476994393 is about 781.3358617269.

The spelling of 476994393 in words is "four hundred seventy-six million, nine hundred ninety-four thousand, three hundred ninety-three".