479491333 has 2 divisors, whose sum is σ = 479491334. Its totient is φ = 479491332.

The previous prime is 479491303. The next prime is 479491357. The reversal of 479491333 is 333194974.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 336282244 + 143209089 = 18338^2 + 11967^2 .

It is a cyclic number.

It is not a de Polignac number, because 479491333 - 2⁵ = 479491301 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 479491333.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (479491303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 239745666 + 239745667.

It is an arithmetic number, because the mean of its divisors is an integer number (239745667).

Almost surely, 2^479491333 is an apocalyptic number.

It is an amenable number.

479491333 is a deficient number, since it is larger than the sum of its proper divisors (1).

479491333 is an equidigital number, since it uses as much as digits as its factorization.

479491333 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 244944, while the sum is 43.

The square root of 479491333 is about 21897.2905401559. The cubic root of 479491333 is about 782.6968521471.

The spelling of 479491333 in words is "four hundred seventy-nine million, four hundred ninety-one thousand, three hundred thirty-three".