3216396 has 24 divisors (see below), whose sum is σ = 7900480. Its totient is φ = 1015632.

The previous prime is 3216359. The next prime is 3216403. The reversal of 3216396 is 6936123.

It is a happy number.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6826 + ... + 7281.

Almost surely, 2^3216396 is an apocalyptic number.

It is an amenable number.

3216396 is an abundant number, since it is smaller than the sum of its proper divisors (4684084).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3216396 is a wasteful number, since it uses less digits than its factorization.

3216396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14133 (or 14131 counting only the distinct ones).

The product of its digits is 5832, while the sum is 30.

The square root of 3216396 is about 1793.4313480030. The cubic root of 3216396 is about 147.6125120672.

The spelling of 3216396 in words is "three million, two hundred sixteen thousand, three hundred ninety-six".