477908 has 12 divisors (see below), whose sum is σ = 842772. Its totient is φ = 237120.

The previous prime is 477899. The next prime is 477913. The reversal of 477908 is 809774.

477908 is nontrivially palindromic in base 3.

It can be written as a sum of positive squares in 2 ways, for example, as 44944 + 432964 = 212^2 + 658^2 .

It is a congruent number.

It is an unprimeable number.

477908 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 248 + ... + 1008.

It is an arithmetic number, because the mean of its divisors is an integer number (70231).

2⁴⁷⁷⁹⁰⁸ is an apocalyptic number.

It is an amenable number.

477908 is a deficient number, since it is larger than the sum of its proper divisors (364864).

477908 is a wasteful number, since it uses less digits than its factorization.

477908 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 922 (or 920 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 35.

The square root of 477908 is about 691.3089034578. The cubic root of 477908 is about 78.1834385163.

The spelling of 477908 in words is "four hundred seventy-seven thousand, nine hundred eight".