476991477 has 16 divisors (see below), whose sum is σ = 707239680. Its totient is φ = 317730816.

The previous prime is 476991469. The next prime is 476991497. The reversal of 476991477 is 774199674.

476991477 is a `hidden beast` number, since 476 + 99 + 14 + 77 = 666.

It is not a de Polignac number, because 476991477 - 2³ = 476991469 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (476991407) 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 15 ways as a sum of consecutive naturals, for example, 29173 + ... + 42485.

It is an arithmetic number, because the mean of its divisors is an integer number (44202480).

Almost surely, 2^476991477 is an apocalyptic number.

It is an amenable number.

476991477 is a deficient number, since it is larger than the sum of its proper divisors (230248203).

476991477 is a wasteful number, since it uses less digits than its factorization.

476991477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14649 (or 14643 counting only the distinct ones).

The product of its digits is 2667168, while the sum is 54.

The square root of 476991477 is about 21840.1345462889. The cubic root of 476991477 is about 781.3342695489.

The spelling of 476991477 in words is "four hundred seventy-six million, nine hundred ninety-one thousand, four hundred seventy-seven".