475228944 has 200 divisors, whose sum is σ = 1458388800. Its totient is φ = 149098752.

The previous prime is 475228903. The next prime is 475228997. The reversal of 475228944 is 449822574.

475228944 is a `hidden beast` number, since 4 + 7 + 522 + 89 + 44 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 475228944.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 3189382 + ... + 3189530.

It is an arithmetic number, because the mean of its divisors is an integer number (7291944).

Almost surely, 2^475228944 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 475228944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (729194400).

475228944 is an abundant number, since it is smaller than the sum of its proper divisors (983159856).

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

475228944 is a wasteful number, since it uses less digits than its factorization.

475228944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 299 (or 284 counting only the distinct ones).

The product of its digits is 645120, while the sum is 45.

The square root of 475228944 is about 21799.7464205435. The cubic root of 475228944 is about 780.3707113577.

The spelling of 475228944 in words is "four hundred seventy-five million, two hundred twenty-eight thousand, nine hundred forty-four".