2839321409 has 4 divisors (see below), whose sum is σ = 2852054016. Its totient is φ = 2826588804.

The previous prime is 2839321399. The next prime is 2839321421. The reversal of 2839321409 is 9041239382.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2839321409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2839321609) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6365969 + ... + 6366414.

It is an arithmetic number, because the mean of its divisors is an integer number (713013504).

Almost surely, 2^2839321409 is an apocalyptic number.

It is an amenable number.

2839321409 is a deficient number, since it is larger than the sum of its proper divisors (12732607).

2839321409 is a wasteful number, since it uses less digits than its factorization.

2839321409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12732606.

The product of its (nonzero) digits is 93312, while the sum is 41.

The square root of 2839321409 is about 53285.2832309260. The cubic root of 2839321409 is about 1416.0269501890.

The spelling of 2839321409 in words is "two billion, eight hundred thirty-nine million, three hundred twenty-one thousand, four hundred nine".