477428 has 36 divisors (see below), whose sum is σ = 1031520. Its totient is φ = 189312.

The previous prime is 477409. The next prime is 477439. The reversal of 477428 is 824774.

It is a junction number, because it is equal to n+sod(n) for n = 477394 and 477403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8063 + ... + 8121.

2⁴⁷⁷⁴²⁸ 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 477428, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (515760).

477428 is an abundant number, since it is smaller than the sum of its proper divisors (554092).

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

477428 is a wasteful number, since it uses less digits than its factorization.

477428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104 (or 85 counting only the distinct ones).

The product of its digits is 12544, while the sum is 32.

The square root of 477428 is about 690.9616487187. The cubic root of 477428 is about 78.1572545216.

The spelling of 477428 in words is "four hundred seventy-seven thousand, four hundred twenty-eight".