479327669 has 2 divisors, whose sum is σ = 479327670. Its totient is φ = 479327668.

The previous prime is 479327657. The next prime is 479327713. The reversal of 479327669 is 966723974.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 477947044 + 1380625 = 21862^2 + 1175^2 .

It is a cyclic number.

It is not a de Polignac number, because 479327669 - 2⁸ = 479327413 is a prime.

It is a super-2 number, since 2×479327669² = 459510028537947122, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 479327669.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (479320669) 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, 239663834 + 239663835.

It is an arithmetic number, because the mean of its divisors is an integer number (239663835).

Almost surely, 2^479327669 is an apocalyptic number.

It is an amenable number.

479327669 is a deficient number, since it is larger than the sum of its proper divisors (1).

479327669 is an equidigital number, since it uses as much as digits as its factorization.

479327669 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3429216, while the sum is 53.

The square root of 479327669 is about 21893.5531378532. The cubic root of 479327669 is about 782.6077897969.

The spelling of 479327669 in words is "four hundred seventy-nine million, three hundred twenty-seven thousand, six hundred sixty-nine".