475838417 has 2 divisors, whose sum is σ = 475838418. Its totient is φ = 475838416.

The previous prime is 475838383. The next prime is 475838431. The reversal of 475838417 is 714838574.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 433014481 + 42823936 = 20809^2 + 6544^2 .

It is a cyclic number.

It is not a de Polignac number, because 475838417 - 2⁸ = 475838161 is a prime.

It is not a weakly prime, because it can be changed into another prime (475838477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 237919208 + 237919209.

It is an arithmetic number, because the mean of its divisors is an integer number (237919209).

Almost surely, 2^475838417 is an apocalyptic number.

It is an amenable number.

475838417 is a deficient number, since it is larger than the sum of its proper divisors (1).

475838417 is an equidigital number, since it uses as much as digits as its factorization.

475838417 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 752640, while the sum is 47.

The square root of 475838417 is about 21813.7208426256. The cubic root of 475838417 is about 780.7041728795.

The spelling of 475838417 in words is "four hundred seventy-five million, eight hundred thirty-eight thousand, four hundred seventeen".