477685 has 8 divisors (see below), whose sum is σ = 617400. Its totient is φ = 352704.

The previous prime is 477677. The next prime is 477721. The reversal of 477685 is 586774.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 23409 + 454276 = 153^2 + 674^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 477685 - 2³ = 477677 is a prime.

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, 3610 + ... + 3739.

It is an arithmetic number, because the mean of its divisors is an integer number (77175).

2⁴⁷⁷⁶⁸⁵ is an apocalyptic number.

It is an amenable number.

477685 is a deficient number, since it is larger than the sum of its proper divisors (139715).

477685 is a wasteful number, since it uses less digits than its factorization.

477685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7367.

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

The square root of 477685 is about 691.1475963931. The cubic root of 477685 is about 78.1712760504.

The spelling of 477685 in words is "four hundred seventy-seven thousand, six hundred eighty-five".