479347873 has 4 divisors (see below), whose sum is σ = 495877140. Its totient is φ = 462818608.

The previous prime is 479347867. The next prime is 479347927. The reversal of 479347873 is 378743974.

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 244859904 + 234487969 = 15648^2 + 15313^2 .

It is a cyclic number.

It is not a de Polignac number, because 479347873 - 2⁹ = 479347361 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 479347873.

It is not an unprimeable number, because it can be changed into a prime (479347073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8264590 + ... + 8264647.

It is an arithmetic number, because the mean of its divisors is an integer number (123969285).

Almost surely, 2^479347873 is an apocalyptic number.

It is an amenable number.

479347873 is a deficient number, since it is larger than the sum of its proper divisors (16529267).

479347873 is a wasteful number, since it uses less digits than its factorization.

479347873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16529266.

The product of its digits is 3556224, while the sum is 52.

The square root of 479347873 is about 21894.0145473597. The cubic root of 479347873 is about 782.6187854662.

The spelling of 479347873 in words is "four hundred seventy-nine million, three hundred forty-seven thousand, eight hundred seventy-three".