3321659993 has 2 divisors, whose sum is σ = 3321659994. Its totient is φ = 3321659992.

The previous prime is 3321659989. The next prime is 3321660011. The reversal of 3321659993 is 3999561233.

3321659993 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1935736009 + 1385923984 = 43997^2 + 37228^2 .

It is a cyclic number.

It is not a de Polignac number, because 3321659993 - 2² = 3321659989 is a prime.

It is a super-2 number, since 2×3321659993² = 22066850218193520098, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3321659923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1660829996 + 1660829997.

It is an arithmetic number, because the mean of its divisors is an integer number (1660829997).

Almost surely, 2^3321659993 is an apocalyptic number.

It is an amenable number.

3321659993 is a deficient number, since it is larger than the sum of its proper divisors (1).

3321659993 is an equidigital number, since it uses as much as digits as its factorization.

3321659993 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1180980, while the sum is 50.

The square root of 3321659993 is about 57633.8441629569. The cubic root of 3321659993 is about 1492.0557772335.

The spelling of 3321659993 in words is "three billion, three hundred twenty-one million, six hundred fifty-nine thousand, nine hundred ninety-three".