3305665 has 8 divisors (see below), whose sum is σ = 4327488. Its totient is φ = 2404080.

The previous prime is 3305657. The next prime is 3305671. The reversal of 3305665 is 5665033.

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

It is not a de Polignac number, because 3305665 - 2³ = 3305657 is a prime.

3305665 is a lucky 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, 29997 + ... + 30106.

It is an arithmetic number, because the mean of its divisors is an integer number (540936).

Almost surely, 2^3305665 is an apocalyptic number.

It is an amenable number.

3305665 is a deficient number, since it is larger than the sum of its proper divisors (1021823).

3305665 is a wasteful number, since it uses less digits than its factorization.

3305665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60119.

The product of its (nonzero) digits is 8100, while the sum is 28.

The square root of 3305665 is about 1818.1487837908. The cubic root of 3305665 is about 148.9656993548.

It can be divided in two parts, 330 and 5665, that added together give a palindrome (5995).

The spelling of 3305665 in words is "three million, three hundred five thousand, six hundred sixty-five".