3216969 has 16 divisors (see below), whose sum is σ = 5447040. Its totient is φ = 1838160.

The previous prime is 3216949. The next prime is 3216977. The reversal of 3216969 is 9696123.

It is not a de Polignac number, because 3216969 - 2⁵ = 3216937 is a prime.

It is a super-2 number, since 2×3216969² = 20697779093922, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3216949) 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, 8322 + ... + 8699.

It is an arithmetic number, because the mean of its divisors is an integer number (340440).

Almost surely, 2^3216969 is an apocalyptic number.

It is an amenable number.

3216969 is a deficient number, since it is larger than the sum of its proper divisors (2230071).

3216969 is a wasteful number, since it uses less digits than its factorization.

3216969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17037 (or 17031 counting only the distinct ones).

The product of its digits is 17496, while the sum is 36.

The square root of 3216969 is about 1793.5910905220. The cubic root of 3216969 is about 147.6212772552.

The spelling of 3216969 in words is "three million, two hundred sixteen thousand, nine hundred sixty-nine".