3305865 has 8 divisors (see below), whose sum is σ = 5289408. Its totient is φ = 1763120.

The previous prime is 3305851. The next prime is 3305873. The reversal of 3305865 is 5685033.

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

It is not a de Polignac number, because 3305865 - 2⁵ = 3305833 is a prime.

It is an Ulam 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, 110181 + ... + 110210.

It is an arithmetic number, because the mean of its divisors is an integer number (661176).

Almost surely, 2^3305865 is an apocalyptic number.

It is an amenable number.

3305865 is a deficient number, since it is larger than the sum of its proper divisors (1983543).

3305865 is a wasteful number, since it uses less digits than its factorization.

3305865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220399.

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 3305865 is about 1818.2037839582. The cubic root of 3305865 is about 148.9687035450.

The spelling of 3305865 in words is "three million, three hundred five thousand, eight hundred sixty-five".