479822729 has 4 divisors (see below), whose sum is σ = 479924484. Its totient is φ = 479720976.

The previous prime is 479822701. The next prime is 479822731. The reversal of 479822729 is 927228974.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 377408329 + 102414400 = 19427^2 + 10120^2 .

It is a cyclic number.

It is not a de Polignac number, because 479822729 - 2¹⁶ = 479757193 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (479822779) 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 in 3 ways as a sum of consecutive naturals, for example, 43442 + ... + 53355.

It is an arithmetic number, because the mean of its divisors is an integer number (119981121).

Almost surely, 2^479822729 is an apocalyptic number.

It is an amenable number.

479822729 is a deficient number, since it is larger than the sum of its proper divisors (101755).

479822729 is an equidigital number, since it uses as much as digits as its factorization.

479822729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101754.

The product of its digits is 1016064, while the sum is 50.

The square root of 479822729 is about 21904.8562880472. The cubic root of 479822729 is about 782.8771285181.

The spelling of 479822729 in words is "four hundred seventy-nine million, eight hundred twenty-two thousand, seven hundred twenty-nine".