475291408 has 20 divisors (see below), whose sum is σ = 921263580. Its totient is φ = 237545984.

The previous prime is 475291373. The next prime is 475291409. The reversal of 475291408 is 804192574.

It can be written as a sum of positive squares in 2 ways, for example, as 129777664 + 345513744 = 11392^2 + 18588^2 .

It is not an unprimeable number, because it can be changed into a prime (475291409) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 46716 + ... + 55972.

It is an arithmetic number, because the mean of its divisors is an integer number (46063179).

Almost surely, 2^475291408 is an apocalyptic number.

It is an amenable number.

475291408 is a deficient number, since it is larger than the sum of its proper divisors (445972172).

475291408 is a wasteful number, since it uses less digits than its factorization.

475291408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12474 (or 12468 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 40.

The square root of 475291408 is about 21801.1790506844. The cubic root of 475291408 is about 780.4049004513.

The spelling of 475291408 in words is "four hundred seventy-five million, two hundred ninety-one thousand, four hundred eight".