3309885 has 12 divisors (see below), whose sum is σ = 5737212. Its totient is φ = 1765248.

The previous prime is 3309869. The next prime is 3309919. The reversal of 3309885 is 5889033.

It can be written as a sum of positive squares in 2 ways, for example, as 1313316 + 1996569 = 1146^2 + 1413^2 .

It is not a de Polignac number, because 3309885 - 2⁴ = 3309869 is a prime.

3309885 is a lucky number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36732 + ... + 36821.

It is an arithmetic number, because the mean of its divisors is an integer number (478101).

Almost surely, 2^3309885 is an apocalyptic number.

It is an amenable number.

3309885 is a deficient number, since it is larger than the sum of its proper divisors (2427327).

3309885 is a wasteful number, since it uses less digits than its factorization.

3309885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73564 (or 73561 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 3309885 is about 1819.3089347332. The cubic root of 3309885 is about 149.0290620909.

The spelling of 3309885 in words is "three million, three hundred nine thousand, eight hundred eighty-five".