3305723 has 4 divisors (see below), whose sum is σ = 3317688. Its totient is φ = 3293760.

The previous prime is 3305719. The next prime is 3305749. The reversal of 3305723 is 3275033.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3305723 - 2² = 3305719 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3305923) 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 3 ways as a sum of consecutive naturals, for example, 5558 + ... + 6123.

It is an arithmetic number, because the mean of its divisors is an integer number (829422).

Almost surely, 2^3305723 is an apocalyptic number.

3305723 is a deficient number, since it is larger than the sum of its proper divisors (11965).

3305723 is a wasteful number, since it uses less digits than its factorization.

3305723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11964.

The product of its (nonzero) digits is 1890, while the sum is 23.

The square root of 3305723 is about 1818.1647340106. The cubic root of 3305723 is about 148.9665705825.

The spelling of 3305723 in words is "three million, three hundred five thousand, seven hundred twenty-three".