4232404721 has 2 divisors, whose sum is σ = 4232404722. Its totient is φ = 4232404720.

The previous prime is 4232404669. The next prime is 4232404741. The reversal of 4232404721 is 1274042324.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2486418496 + 1745986225 = 49864^2 + 41785^2 .

It is a cyclic number.

It is not a de Polignac number, because 4232404721 - 2¹⁰ = 4232403697 is a prime.

It is not a weakly prime, because it can be changed into another prime (4232404741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2116202360 + 2116202361.

It is an arithmetic number, because the mean of its divisors is an integer number (2116202361).

Almost surely, 2^4232404721 is an apocalyptic number.

It is an amenable number.

4232404721 is a deficient number, since it is larger than the sum of its proper divisors (1).

4232404721 is an equidigital number, since it uses as much as digits as its factorization.

4232404721 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10752, while the sum is 29.

The square root of 4232404721 is about 65056.9344574427. The cubic root of 4232404721 is about 1617.5674410796.

The spelling of 4232404721 in words is "four billion, two hundred thirty-two million, four hundred four thousand, seven hundred twenty-one".