475539227 has 2 divisors, whose sum is σ = 475539228. Its totient is φ = 475539226.

The previous prime is 475539217. The next prime is 475539247. The reversal of 475539227 is 722935574.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-475539227 is a prime.

It is a super-2 number, since 2×475539227² = 452275112831515058, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (475539217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 237769613 + 237769614.

It is an arithmetic number, because the mean of its divisors is an integer number (237769614).

Almost surely, 2^475539227 is an apocalyptic number.

475539227 is a deficient number, since it is larger than the sum of its proper divisors (1).

475539227 is an equidigital number, since it uses as much as digits as its factorization.

475539227 is an evil number, because the sum of its binary digits is even.

The product of its digits is 529200, while the sum is 44.

The square root of 475539227 is about 21806.8619246328. The cubic root of 475539227 is about 780.5405123836.

The spelling of 475539227 in words is "four hundred seventy-five million, five hundred thirty-nine thousand, two hundred twenty-seven".