479445539 has 4 divisors (see below), whose sum is σ = 479492760. Its totient is φ = 479398320.

The previous prime is 479445529. The next prime is 479445541. The reversal of 479445539 is 935544974.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-479445539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (479445529) 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, 1442 + ... + 30999.

It is an arithmetic number, because the mean of its divisors is an integer number (119873190).

Almost surely, 2^479445539 is an apocalyptic number.

479445539 is a deficient number, since it is larger than the sum of its proper divisors (47221).

479445539 is a wasteful number, since it uses less digits than its factorization.

479445539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47220.

The product of its digits is 2721600, while the sum is 50.

The square root of 479445539 is about 21896.2448607061. The cubic root of 479445539 is about 782.6719341014.

The spelling of 479445539 in words is "four hundred seventy-nine million, four hundred forty-five thousand, five hundred thirty-nine".