4324077421 has 2 divisors, whose sum is σ = 4324077422. Its totient is φ = 4324077420.

The previous prime is 4324077419. The next prime is 4324077427. The reversal of 4324077421 is 1247704234.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4069036521 + 255040900 = 63789^2 + 15970^2 .

It is a cyclic number.

It is not a de Polignac number, because 4324077421 - 2¹ = 4324077419 is a prime.

It is a super-2 number, since 2×4324077421² = 37395291085604022482, which contains 22 as substring.

Together with 4324077419, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4324077427) 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, 2162038710 + 2162038711.

It is an arithmetic number, because the mean of its divisors is an integer number (2162038711).

Almost surely, 2^4324077421 is an apocalyptic number.

It is an amenable number.

4324077421 is a deficient number, since it is larger than the sum of its proper divisors (1).

4324077421 is an equidigital number, since it uses as much as digits as its factorization.

4324077421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 37632, while the sum is 34.

The square root of 4324077421 is about 65757.7175774829. The cubic root of 4324077421 is about 1629.1628080637.

The spelling of 4324077421 in words is "four billion, three hundred twenty-four million, seventy-seven thousand, four hundred twenty-one".