475847557 has 8 divisors (see below), whose sum is σ = 478820160. Its totient is φ = 472884000.

The previous prime is 475847539. The next prime is 475847587. The reversal of 475847557 is 755748574.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 475847557 - 2¹¹ = 475845509 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (475847587) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124369 + ... + 128137.

It is an arithmetic number, because the mean of its divisors is an integer number (59852520).

Almost surely, 2^475847557 is an apocalyptic number.

It is an amenable number.

475847557 is a deficient number, since it is larger than the sum of its proper divisors (2972603).

475847557 is a wasteful number, since it uses less digits than its factorization.

475847557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4523.

The product of its digits is 5488000, while the sum is 52.

The square root of 475847557 is about 21813.9303427878. The cubic root of 475847557 is about 780.7091714884.

The spelling of 475847557 in words is "four hundred seventy-five million, eight hundred forty-seven thousand, five hundred fifty-seven".