477020 has 48 divisors (see below), whose sum is σ = 1124928. Its totient is φ = 168960.

The previous prime is 477019. The next prime is 477031. The reversal of 477020 is 20774.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 476983 and 477001.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 477020.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 7790 + ... + 7850.

It is an arithmetic number, because the mean of its divisors is an integer number (23436).

2⁴⁷⁷⁰²⁰ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 477020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (562464).

477020 is an abundant number, since it is smaller than the sum of its proper divisors (647908).

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

477020 is a wasteful number, since it uses less digits than its factorization.

477020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110 (or 108 counting only the distinct ones).

The product of its (nonzero) digits is 392, while the sum is 20.

The square root of 477020 is about 690.6663449163. Note that the first 3 decimals coincide. The cubic root of 477020 is about 78.1349843240.

Adding to 477020 its reverse (20774), we get a palindrome (497794).

The spelling of 477020 in words is "four hundred seventy-seven thousand, twenty", and thus it is an iban number.