3404365 has 4 divisors (see below), whose sum is σ = 4085244. Its totient is φ = 2723488.

The previous prime is 3404341. The next prime is 3404377. The reversal of 3404365 is 5634043.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5634043 = 79 ⋅71317.

It can be written as a sum of positive squares in 2 ways, for example, as 1758276 + 1646089 = 1326^2 + 1283^2 .

It is a cyclic number.

It is not a de Polignac number, because 3404365 - 2⁹ = 3403853 is a prime.

It is an Ulam number.

It is a Duffinian number.

3404365 is a lucky number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 340432 + ... + 340441.

It is an arithmetic number, because the mean of its divisors is an integer number (1021311).

Almost surely, 2^3404365 is an apocalyptic number.

It is an amenable number.

3404365 is a deficient number, since it is larger than the sum of its proper divisors (680879).

3404365 is an equidigital number, since it uses as much as digits as its factorization.

3404365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 680878.

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 3404365 is about 1845.0921386207. The cubic root of 3404365 is about 150.4337813859.

The spelling of 3404365 in words is "three million, four hundred four thousand, three hundred sixty-five".