475775427 has 4 divisors (see below), whose sum is σ = 634367240. Its totient is φ = 317183616.

The previous prime is 475775423. The next prime is 475775441. The reversal of 475775427 is 724577574.

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

It is not a de Polignac number, because 475775427 - 2² = 475775423 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (475775423) 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, 79295902 + ... + 79295907.

It is an arithmetic number, because the mean of its divisors is an integer number (158591810).

Almost surely, 2^475775427 is an apocalyptic number.

475775427 is a deficient number, since it is larger than the sum of its proper divisors (158591813).

475775427 is a wasteful number, since it uses less digits than its factorization.

475775427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158591812.

The product of its digits is 1920800, while the sum is 48.

The square root of 475775427 is about 21812.2769788026. The cubic root of 475775427 is about 780.6697223012.

The spelling of 475775427 in words is "four hundred seventy-five million, seven hundred seventy-five thousand, four hundred twenty-seven".