474847128 has 192 divisors, whose sum is σ = 1570570560. Its totient is φ = 126517248.

The previous prime is 474847103. The next prime is 474847147. The reversal of 474847128 is 821748474.

474847128 is a `hidden beast` number, since 47 + 484 + 7 + 128 = 666.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1345000 + ... + 1345352.

It is an arithmetic number, because the mean of its divisors is an integer number (8180055).

Almost surely, 2^474847128 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 474847128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (785285280).

474847128 is an abundant number, since it is smaller than the sum of its proper divisors (1095723432).

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

474847128 is a wasteful number, since it uses less digits than its factorization.

474847128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 546 (or 539 counting only the distinct ones).

The product of its digits is 401408, while the sum is 45.

The square root of 474847128 is about 21790.9873112716. The cubic root of 474847128 is about 780.1616627439.

The spelling of 474847128 in words is "four hundred seventy-four million, eight hundred forty-seven thousand, one hundred twenty-eight".