3305947 has 8 divisors (see below), whose sum is σ = 3394800. Its totient is φ = 3218304.

The previous prime is 3305941. The next prime is 3305959. The reversal of 3305947 is 7495033.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3305947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3305941) by changing a digit.

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, 7879 + ... + 8287.

It is an arithmetic number, because the mean of its divisors is an integer number (424350).

Almost surely, 2^3305947 is an apocalyptic number.

3305947 is a deficient number, since it is larger than the sum of its proper divisors (88853).

3305947 is a wasteful number, since it uses less digits than its factorization.

3305947 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 605.

The product of its (nonzero) digits is 11340, while the sum is 31.

The square root of 3305947 is about 1818.2263335460. The cubic root of 3305947 is about 148.9699352280.

The spelling of 3305947 in words is "three million, three hundred five thousand, nine hundred forty-seven".