3309971 has 16 divisors (see below), whose sum is σ = 4085760. Its totient is φ = 2617920.

The previous prime is 3309961. The next prime is 3309979. The reversal of 3309971 is 1799033.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3309971 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3309979) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5150 + ... + 5756.

It is an arithmetic number, because the mean of its divisors is an integer number (255360).

Almost surely, 2^3309971 is an apocalyptic number.

3309971 is a deficient number, since it is larger than the sum of its proper divisors (775789).

3309971 is a wasteful number, since it uses less digits than its factorization.

3309971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 674.

The product of its (nonzero) digits is 5103, while the sum is 32.

The square root of 3309971 is about 1819.3325699278. The cubic root of 3309971 is about 149.0303528092.

It can be divided in two parts, 330 and 9971, that added together give a palindrome (10301).

The spelling of 3309971 in words is "three million, three hundred nine thousand, nine hundred seventy-one".