3216343 has 16 divisors (see below), whose sum is σ = 3741696. Its totient is φ = 2740320.

The previous prime is 3216341. The next prime is 3216359. The reversal of 3216343 is 3436123.

It is a cyclic number.

It is not a de Polignac number, because 3216343 - 2¹ = 3216341 is a prime.

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

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3216341) 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, 9096 + ... + 9442.

It is an arithmetic number, because the mean of its divisors is an integer number (233856).

Almost surely, 2^3216343 is an apocalyptic number.

3216343 is a deficient number, since it is larger than the sum of its proper divisors (525353).

3216343 is a wasteful number, since it uses less digits than its factorization.

3216343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 414.

The product of its digits is 1296, while the sum is 22.

The square root of 3216343 is about 1793.4165717981. The cubic root of 3216343 is about 147.6117012729.

The spelling of 3216343 in words is "three million, two hundred sixteen thousand, three hundred forty-three".