3306805 has 4 divisors (see below), whose sum is σ = 3968172. Its totient is φ = 2645440.

The previous prime is 3306799. The next prime is 3306811. The reversal of 3306805 is 5086033.

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

It is an interprime number because it is at equal distance from previous prime (3306799) and next prime (3306811).

It can be written as a sum of positive squares in 2 ways, for example, as 1119364 + 2187441 = 1058^2 + 1479^2 .

It is not a de Polignac number, because 3306805 - 2⁹ = 3306293 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 3306805.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 330676 + ... + 330685.

It is an arithmetic number, because the mean of its divisors is an integer number (992043).

Almost surely, 2^3306805 is an apocalyptic number.

It is an amenable number.

3306805 is a deficient number, since it is larger than the sum of its proper divisors (661367).

3306805 is an equidigital number, since it uses as much as digits as its factorization.

3306805 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 661366.

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

The square root of 3306805 is about 1818.4622624624. The cubic root of 3306805 is about 148.9828216161.

The spelling of 3306805 in words is "three million, three hundred six thousand, eight hundred five".