3408838409 has 4 divisors (see below), whose sum is σ = 3409608720. Its totient is φ = 3408068100.

The previous prime is 3408838357. The next prime is 3408838451. The reversal of 3408838409 is 9048388043.

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, and also an emirpimes, since its reverse is a distinct semiprime: 9048388043 = 26449 ⋅342107.

It is a cyclic number.

It is not a de Polignac number, because 3408838409 - 2¹² = 3408834313 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3408838309) 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, 378479 + ... + 387380.

It is an arithmetic number, because the mean of its divisors is an integer number (852402180).

Almost surely, 2^3408838409 is an apocalyptic number.

It is an amenable number.

3408838409 is a deficient number, since it is larger than the sum of its proper divisors (770311).

3408838409 is an equidigital number, since it uses as much as digits as its factorization.

3408838409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 770310.

The product of its (nonzero) digits is 663552, while the sum is 47.

The square root of 3408838409 is about 58385.2584904786. The cubic root of 3408838409 is about 1504.9964362340.

The spelling of 3408838409 in words is "three billion, four hundred eight million, eight hundred thirty-eight thousand, four hundred nine".