476857 has 4 divisors (see below), whose sum is σ = 478836. Its totient is φ = 474880.

The previous prime is 476851. The next prime is 476863. The reversal of 476857 is 758674.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (476851) and next prime (476863).

It can be written as a sum of positive squares in 2 ways, for example, as 404496 + 72361 = 636^2 + 269^2 .

It is a cyclic number.

It is not a de Polignac number, because 476857 - 2³ = 476849 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (476851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 568 + ... + 1129.

It is an arithmetic number, because the mean of its divisors is an integer number (119709).

2⁴⁷⁶⁸⁵⁷ is an apocalyptic number.

It is an amenable number.

476857 is a deficient number, since it is larger than the sum of its proper divisors (1979).

476857 is a wasteful number, since it uses less digits than its factorization.

476857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1978.

The product of its digits is 47040, while the sum is 37.

The square root of 476857 is about 690.5483328486. The cubic root of 476857 is about 78.1260836116.

The spelling of 476857 in words is "four hundred seventy-six thousand, eight hundred fifty-seven".