3293839421 has 2 divisors, whose sum is σ = 3293839422. Its totient is φ = 3293839420.

The previous prime is 3293839399. The next prime is 3293839429. The reversal of 3293839421 is 1249383923.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2974502521 + 319336900 = 54539^2 + 17870^2 .

It is a cyclic number.

It is not a de Polignac number, because 3293839421 - 2¹⁰ = 3293838397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3293839429) 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, 1646919710 + 1646919711.

It is an arithmetic number, because the mean of its divisors is an integer number (1646919711).

Almost surely, 2^3293839421 is an apocalyptic number.

It is an amenable number.

3293839421 is a deficient number, since it is larger than the sum of its proper divisors (1).

3293839421 is an equidigital number, since it uses as much as digits as its factorization.

3293839421 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 279936, while the sum is 44.

The square root of 3293839421 is about 57391.9804589457. The cubic root of 3293839421 is about 1487.8785208679.

The spelling of 3293839421 in words is "three billion, two hundred ninety-three million, eight hundred thirty-nine thousand, four hundred twenty-one".