3404205605 has 8 divisors (see below), whose sum is σ = 4184682264. Its totient is φ = 2656940800.

The previous prime is 3404205599. The next prime is 3404205617. The reversal of 3404205605 is 5065024043.

It can be written as a sum of positive squares in 4 ways, for example, as 587674564 + 2816531041 = 24242^2 + 53071^2 .

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

It is not a de Polignac number, because 3404205605 - 2⁸ = 3404205349 is a prime.

It is a super-2 number, since 2×3404205605² = 23177231602226832050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8302736 + ... + 8303145.

It is an arithmetic number, because the mean of its divisors is an integer number (523085283).

Almost surely, 2^3404205605 is an apocalyptic number.

It is an amenable number.

3404205605 is a deficient number, since it is larger than the sum of its proper divisors (780476659).

3404205605 is a wasteful number, since it uses less digits than its factorization.

3404205605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16605927.

The product of its (nonzero) digits is 14400, while the sum is 29.

The square root of 3404205605 is about 58345.5705688101. The cubic root of 3404205605 is about 1504.3143354060.

Adding to 3404205605 its reverse (5065024043), we get a palindrome (8469229648).

The spelling of 3404205605 in words is "three billion, four hundred four million, two hundred five thousand, six hundred five".