8739483439 has 4 divisors (see below), whose sum is σ = 8826013080. Its totient is φ = 8652953800.

The previous prime is 8739483433. The next prime is 8739483491. The reversal of 8739483439 is 9343849378.

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

It is a cyclic number.

It is not a de Polignac number, because 8739483439 - 2²⁹ = 8202612527 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8739483433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43264669 + ... + 43264870.

It is an arithmetic number, because the mean of its divisors is an integer number (2206503270).

Almost surely, 2^8739483439 is an apocalyptic number.

8739483439 is a deficient number, since it is larger than the sum of its proper divisors (86529641).

8739483439 is a wasteful number, since it uses less digits than its factorization.

8739483439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86529640.

The product of its digits is 15676416, while the sum is 58.

The square root of 8739483439 is about 93485.2043855069. The cubic root of 8739483439 is about 2059.8167618300.

The spelling of 8739483439 in words is "eight billion, seven hundred thirty-nine million, four hundred eighty-three thousand, four hundred thirty-nine".