477540228 has 48 divisors (see below), whose sum is σ = 1221083136. Its totient is φ = 144051360.

The previous prime is 477540223. The next prime is 477540233. The reversal of 477540228 is 822045774.

It is an interprime number because it is at equal distance from previous prime (477540223) and next prime (477540233).

It is not an unprimeable number, because it can be changed into a prime (477540223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21325 + ... + 37547.

It is an arithmetic number, because the mean of its divisors is an integer number (25439232).

Almost surely, 2^477540228 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 477540228, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (610541568).

477540228 is an abundant number, since it is smaller than the sum of its proper divisors (743542908).

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

477540228 is a wasteful number, since it uses less digits than its factorization.

477540228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16464 (or 16462 counting only the distinct ones).

The product of its (nonzero) digits is 125440, while the sum is 39.

The square root of 477540228 is about 21852.6938385179. The cubic root of 477540228 is about 781.6337812921.

The spelling of 477540228 in words is "four hundred seventy-seven million, five hundred forty thousand, two hundred twenty-eight".