475185505 has 4 divisors (see below), whose sum is σ = 570222612. Its totient is φ = 380148400.

The previous prime is 475185499. The next prime is 475185521. The reversal of 475185505 is 505581574.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 241584849 + 233600656 = 15543^2 + 15284^2 .

It is not a de Polignac number, because 475185505 - 2²⁷ = 340967777 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47518546 + ... + 47518555.

It is an arithmetic number, because the mean of its divisors is an integer number (142555653).

Almost surely, 2^475185505 is an apocalyptic number.

It is an amenable number.

475185505 is a deficient number, since it is larger than the sum of its proper divisors (95037107).

475185505 is an equidigital number, since it uses as much as digits as its factorization.

475185505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95037106.

The product of its (nonzero) digits is 140000, while the sum is 40.

The square root of 475185505 is about 21798.7500788463. The cubic root of 475185505 is about 780.3469336560.

The spelling of 475185505 in words is "four hundred seventy-five million, one hundred eighty-five thousand, five hundred five".