439304745 has 16 divisors (see below), whose sum is σ = 766786752. Its totient is φ = 212996160.

The previous prime is 439304741. The next prime is 439304773. The reversal of 439304745 is 547403934.

It is not a de Polignac number, because 439304745 - 2² = 439304741 is a prime.

It is not an unprimeable number, because it can be changed into a prime (439304741) 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 15 ways as a sum of consecutive naturals, for example, 1331062 + ... + 1331391.

It is an arithmetic number, because the mean of its divisors is an integer number (47924172).

Almost surely, 2^439304745 is an apocalyptic number.

It is an amenable number.

439304745 is a deficient number, since it is larger than the sum of its proper divisors (327482007).

439304745 is a wasteful number, since it uses less digits than its factorization.

439304745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2662472.

The product of its (nonzero) digits is 181440, while the sum is 39.

The square root of 439304745 is about 20959.5979207617. The cubic root of 439304745 is about 760.1896716121.

The spelling of 439304745 in words is "four hundred thirty-nine million, three hundred four thousand, seven hundred forty-five".