4389239841 has 8 divisors (see below), whose sum is σ = 6688365504. Its totient is φ = 2508137040.

The previous prime is 4389239821. The next prime is 4389239851. The reversal of 4389239841 is 1489329834.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4389239841 - 2⁹ = 4389239329 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4389239821) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104505690 + ... + 104505731.

It is an arithmetic number, because the mean of its divisors is an integer number (836045688).

Almost surely, 2^4389239841 is an apocalyptic number.

It is an amenable number.

4389239841 is a deficient number, since it is larger than the sum of its proper divisors (2299125663).

4389239841 is a wasteful number, since it uses less digits than its factorization.

4389239841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209011431.

The product of its digits is 1492992, while the sum is 51.

The square root of 4389239841 is about 66251.3384091220. The cubic root of 4389239841 is about 1637.3056891668.

The spelling of 4389239841 in words is "four billion, three hundred eighty-nine million, two hundred thirty-nine thousand, eight hundred forty-one".