3409309439 has 4 divisors (see below), whose sum is σ = 3443065080. Its totient is φ = 3375553800.

The previous prime is 3409309433. The next prime is 3409309451. The reversal of 3409309439 is 9349039043.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3409309439 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3409309439.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3409309433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16877669 + ... + 16877870.

It is an arithmetic number, because the mean of its divisors is an integer number (860766270).

Almost surely, 2^3409309439 is an apocalyptic number.

3409309439 is a deficient number, since it is larger than the sum of its proper divisors (33755641).

3409309439 is a wasteful number, since it uses less digits than its factorization.

3409309439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33755640.

The product of its (nonzero) digits is 314928, while the sum is 44.

The square root of 3409309439 is about 58389.2921604638. The cubic root of 3409309439 is about 1505.0657526929.

The spelling of 3409309439 in words is "three billion, four hundred nine million, three hundred nine thousand, four hundred thirty-nine".