476921845 has 8 divisors (see below), whose sum is σ = 573126840. Its totient is φ = 380990400.

The previous prime is 476921821. The next prime is 476921857. The reversal of 476921845 is 548129674.

It can be written as a sum of positive squares in 4 ways, for example, as 108972721 + 367949124 = 10439^2 + 19182^2 .

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

It is not a de Polignac number, because 476921845 - 2¹¹ = 476919797 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 476921795 and 476921804.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64530 + ... + 71539.

It is an arithmetic number, because the mean of its divisors is an integer number (71640855).

Almost surely, 2^476921845 is an apocalyptic number.

It is an amenable number.

476921845 is a deficient number, since it is larger than the sum of its proper divisors (96204995).

476921845 is a wasteful number, since it uses less digits than its factorization.

476921845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136775.

The product of its digits is 483840, while the sum is 46.

The square root of 476921845 is about 21838.5403587328. The cubic root of 476921845 is about 781.2962475449.

The spelling of 476921845 in words is "four hundred seventy-six million, nine hundred twenty-one thousand, eight hundred forty-five".