3216398 has 8 divisors (see below), whose sum is σ = 4927392. Its totient is φ = 1573936.

The previous prime is 3216359. The next prime is 3216403. The reversal of 3216398 is 8936123.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17015 + ... + 17202.

It is an arithmetic number, because the mean of its divisors is an integer number (615924).

Almost surely, 2^3216398 is an apocalyptic number.

3216398 is a deficient number, since it is larger than the sum of its proper divisors (1710994).

3216398 is a wasteful number, since it uses less digits than its factorization.

3216398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34266.

The product of its digits is 7776, while the sum is 32.

The square root of 3216398 is about 1793.4319055933. The cubic root of 3216398 is about 147.6125426630.

The spelling of 3216398 in words is "three million, two hundred sixteen thousand, three hundred ninety-eight".