475838383 has 2 divisors, whose sum is σ = 475838384. Its totient is φ = 475838382.

The previous prime is 475838359. The next prime is 475838417. The reversal of 475838383 is 383838574.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-475838383 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (475838303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 237919191 + 237919192.

It is an arithmetic number, because the mean of its divisors is an integer number (237919192).

Almost surely, 2^475838383 is an apocalyptic number.

475838383 is a deficient number, since it is larger than the sum of its proper divisors (1).

475838383 is an equidigital number, since it uses as much as digits as its factorization.

475838383 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1935360, while the sum is 49.

The square root of 475838383 is about 21813.7200632996. The cubic root of 475838383 is about 780.7041542850.

The spelling of 475838383 in words is "four hundred seventy-five million, eight hundred thirty-eight thousand, three hundred eighty-three".