3409904605 has 8 divisors (see below), whose sum is σ = 4191687864. Its totient is φ = 2661388800.

The previous prime is 3409904581. The next prime is 3409904621. The reversal of 3409904605 is 5064099043.

It can be written as a sum of positive squares in 4 ways, for example, as 169676676 + 3240227929 = 13026^2 + 56923^2 .

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

It is not a de Polignac number, because 3409904605 - 2⁵ = 3409904573 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8316636 + ... + 8317045.

It is an arithmetic number, because the mean of its divisors is an integer number (523960983).

Almost surely, 2^3409904605 is an apocalyptic number.

It is an amenable number.

3409904605 is a deficient number, since it is larger than the sum of its proper divisors (781783259).

3409904605 is a wasteful number, since it uses less digits than its factorization.

3409904605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16633727.

The product of its (nonzero) digits is 116640, while the sum is 40.

The square root of 3409904605 is about 58394.3884718386. The cubic root of 3409904605 is about 1505.1533277928.

The spelling of 3409904605 in words is "three billion, four hundred nine million, nine hundred four thousand, six hundred five".