477256 has 24 divisors (see below), whose sum is σ = 971730. Its totient is φ = 219648.

The previous prime is 477229. The next prime is 477259. The reversal of 477256 is 652774.

It can be written as a sum of positive squares in 3 ways, for example, as 217156 + 260100 = 466^2 + 510^2 .

It is a nialpdrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (477259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1176 + ... + 1528.

2⁴⁷⁷²⁵⁶ 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 477256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (485865).

477256 is an abundant number, since it is smaller than the sum of its proper divisors (494474).

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

477256 is a wasteful number, since it uses less digits than its factorization.

477256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 385 (or 368 counting only the distinct ones).

The product of its digits is 11760, while the sum is 31.

The square root of 477256 is about 690.8371732905. The cubic root of 477256 is about 78.1478676525.

The spelling of 477256 in words is "four hundred seventy-seven thousand, two hundred fifty-six".