3404905 has 8 divisors (see below), whose sum is σ = 4669632. Its totient is φ = 2334768.

The previous prime is 3404893. The next prime is 3404911. The reversal of 3404905 is 5094043.

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

It is a cyclic number.

It is not a de Polignac number, because 3404905 - 2⁹ = 3404393 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 3404905.

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 7 ways as a sum of consecutive naturals, for example, 48607 + ... + 48676.

It is an arithmetic number, because the mean of its divisors is an integer number (583704).

Almost surely, 2^3404905 is an apocalyptic number.

3404905 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3404905 is a deficient number, since it is larger than the sum of its proper divisors (1264727).

3404905 is an equidigital number, since it uses as much as digits as its factorization.

3404905 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97295.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 3404905 is about 1845.2384669738. The cubic root of 3404905 is about 150.4417348953.

Adding to 3404905 its reverse (5094043), we get a palindrome (8498948).

The spelling of 3404905 in words is "three million, four hundred four thousand, nine hundred five".