439613516 has 6 divisors (see below), whose sum is σ = 769323660. Its totient is φ = 219806756.

The previous prime is 439613497. The next prime is 439613533. The reversal of 439613516 is 615316934.

It is a self number, because there is not a number n which added to its sum of digits gives 439613516.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54951686 + ... + 54951693.

It is an arithmetic number, because the mean of its divisors is an integer number (128220610).

Almost surely, 2^439613516 is an apocalyptic number.

It is an amenable number.

439613516 is a deficient number, since it is larger than the sum of its proper divisors (329710144).

439613516 is a wasteful number, since it uses less digits than its factorization.

439613516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109903383 (or 109903381 counting only the distinct ones).

The product of its digits is 58320, while the sum is 38.

The square root of 439613516 is about 20966.9624886391. The cubic root of 439613516 is about 760.3677329360.

The spelling of 439613516 in words is "four hundred thirty-nine million, six hundred thirteen thousand, five hundred sixteen".