3326005421 has 2 divisors, whose sum is σ = 3326005422. Its totient is φ = 3326005420.

The previous prime is 3326005391. The next prime is 3326005427. The reversal of 3326005421 is 1245006233.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3112524100 + 213481321 = 55790^2 + 14611^2 .

It is an emirp because it is prime and its reverse (1245006233) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3326005421 - 2¹⁸ = 3325743277 is a prime.

It is a super-2 number, since 2×3326005421² = 22124624121042774482, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3326005427) 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 as a sum of consecutive naturals, namely, 1663002710 + 1663002711.

It is an arithmetic number, because the mean of its divisors is an integer number (1663002711).

Almost surely, 2^3326005421 is an apocalyptic number.

It is an amenable number.

3326005421 is a deficient number, since it is larger than the sum of its proper divisors (1).

3326005421 is an equidigital number, since it uses as much as digits as its factorization.

3326005421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 3326005421 is about 57671.5304201302. The cubic root of 3326005421 is about 1492.7061343548.

The spelling of 3326005421 in words is "three billion, three hundred twenty-six million, five thousand, four hundred twenty-one".