3321312393 has 16 divisors (see below), whose sum is σ = 5062096256. Its totient is φ = 1897499520.

The previous prime is 3321312383. The next prime is 3321312403. The reversal of 3321312393 is 3932131233.

It is an interprime number because it is at equal distance from previous prime (3321312383) and next prime (3321312403).

It is not a de Polignac number, because 3321312393 - 2⁶ = 3321312329 is a prime.

It is a super-2 number, since 2×3321312393² = 22062232023790772898, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3321312393.

It is not an unprimeable number, because it can be changed into a prime (3321312373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 110055 + ... + 136947.

It is an arithmetic number, because the mean of its divisors is an integer number (316381016).

Almost surely, 2^3321312393 is an apocalyptic number.

It is an amenable number.

3321312393 is a deficient number, since it is larger than the sum of its proper divisors (1740783863).

3321312393 is a wasteful number, since it uses less digits than its factorization.

3321312393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32784.

The product of its digits is 8748, while the sum is 30.

The square root of 3321312393 is about 57630.8284948256. The cubic root of 3321312393 is about 1492.0037292935.

The spelling of 3321312393 in words is "three billion, three hundred twenty-one million, three hundred twelve thousand, three hundred ninety-three".