477855 has 48 divisors (see below), whose sum is σ = 995904. Its totient is φ = 207360.

The previous prime is 477847. The next prime is 477857. The reversal of 477855 is 558774.

It is not a de Polignac number, because 477855 - 2³ = 477847 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (477857) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 11635 + ... + 11675.

It is an arithmetic number, because the mean of its divisors is an integer number (20748).

2⁴⁷⁷⁸⁵⁵ is an apocalyptic number.

477855 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

477855 is an abundant number, since it is smaller than the sum of its proper divisors (518049).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

477855 is a wasteful number, since it uses less digits than its factorization.

477855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96 (or 93 counting only the distinct ones).

The product of its digits is 39200, while the sum is 36.

The square root of 477855 is about 691.2705693142. The cubic root of 477855 is about 78.1805482282.

The spelling of 477855 in words is "four hundred seventy-seven thousand, eight hundred fifty-five".