475411547 has 4 divisors (see below), whose sum is σ = 511981680. Its totient is φ = 438841416.

The previous prime is 475411513. The next prime is 475411549. The reversal of 475411547 is 745114574.

It is a semiprime because it is the product of two primes.

It is a de Polignac number, because none of the positive numbers 2^k-475411547 is a prime.

It is a super-2 number, since 2×475411547² = 452032278041866418, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 475411547.

It is not an unprimeable number, because it can be changed into a prime (475411549) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18285047 + ... + 18285072.

It is an arithmetic number, because the mean of its divisors is an integer number (127995420).

Almost surely, 2^475411547 is an apocalyptic number.

475411547 is a deficient number, since it is larger than the sum of its proper divisors (36570133).

475411547 is a wasteful number, since it uses less digits than its factorization.

475411547 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36570132.

The product of its digits is 78400, while the sum is 38.

The square root of 475411547 is about 21803.9342092201. The cubic root of 475411547 is about 780.4706490035.

The spelling of 475411547 in words is "four hundred seventy-five million, four hundred eleven thousand, five hundred forty-seven".