479821471 has 2 divisors, whose sum is σ = 479821472. Its totient is φ = 479821470.

The previous prime is 479821457. The next prime is 479821519. The reversal of 479821471 is 174128974.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 479821471 - 2⁷ = 479821343 is a prime.

It is a super-3 number, since 3×479821471³ (a number of 27 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (479821271) 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, 239910735 + 239910736.

It is an arithmetic number, because the mean of its divisors is an integer number (239910736).

Almost surely, 2^479821471 is an apocalyptic number.

479821471 is a deficient number, since it is larger than the sum of its proper divisors (1).

479821471 is an equidigital number, since it uses as much as digits as its factorization.

479821471 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 112896, while the sum is 43.

The square root of 479821471 is about 21904.8275729347. The cubic root of 479821471 is about 782.8764443346.

The spelling of 479821471 in words is "four hundred seventy-nine million, eight hundred twenty-one thousand, four hundred seventy-one".