384809339 has 8 divisors (see below), whose sum is σ = 389376000. Its totient is φ = 380258856.

The previous prime is 384809317. The next prime is 384809357. The reversal of 384809339 is 933908483.

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

It is a cyclic number.

It is not a de Polignac number, because 384809339 - 2²⁴ = 368032123 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 384809293 and 384809302.

It is not an unprimeable number, because it can be changed into a prime (384809939) 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, 47654 + ... + 55140.

It is an arithmetic number, because the mean of its divisors is an integer number (48672000).

Almost surely, 2^384809339 is an apocalyptic number.

384809339 is a deficient number, since it is larger than the sum of its proper divisors (4566661).

384809339 is a wasteful number, since it uses less digits than its factorization.

384809339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8089.

The product of its (nonzero) digits is 559872, while the sum is 47.

The square root of 384809339 is about 19616.5577765315. The cubic root of 384809339 is about 727.3585269082.

The spelling of 384809339 in words is "three hundred eighty-four million, eight hundred nine thousand, three hundred thirty-nine".