3328121 has 2 divisors, whose sum is σ = 3328122. Its totient is φ = 3328120.

The previous prime is 3328111. The next prime is 3328133. The reversal of 3328121 is 1218233.

3328121 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., 3279721 + 48400 = 1811^2 + 220^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3328121 is a prime.

It is a super-2 number, since 2×3328121² = 22152778781282, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 3328093 and 3328102.

It is not a weakly prime, because it can be changed into another prime (3328111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1664060 + 1664061.

It is an arithmetic number, because the mean of its divisors is an integer number (1664061).

Almost surely, 2^3328121 is an apocalyptic number.

It is an amenable number.

3328121 is a deficient number, since it is larger than the sum of its proper divisors (1).

3328121 is an equidigital number, since it uses as much as digits as its factorization.

3328121 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 288, while the sum is 20.

The square root of 3328121 is about 1824.3138436135. The cubic root of 3328121 is about 149.3022556812.

The spelling of 3328121 in words is "three million, three hundred twenty-eight thousand, one hundred twenty-one".