3332921 has 2 divisors, whose sum is σ = 3332922. Its totient is φ = 3332920.

The previous prime is 3332897. The next prime is 3332929. The reversal of 3332921 is 1292333.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3013696 + 319225 = 1736^2 + 565^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3332921 is a prime.

It is a super-2 number, since 2×3332921² = 22216724784482, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (3332929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1666460 + 1666461.

It is an arithmetic number, because the mean of its divisors is an integer number (1666461).

Almost surely, 2^3332921 is an apocalyptic number.

It is an amenable number.

3332921 is a deficient number, since it is larger than the sum of its proper divisors (1).

3332921 is an equidigital number, since it uses as much as digits as its factorization.

3332921 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 972, while the sum is 23.

The square root of 3332921 is about 1825.6289327243. The cubic root of 3332921 is about 149.3739985227.

The spelling of 3332921 in words is "three million, three hundred thirty-two thousand, nine hundred twenty-one".