4366240321 has 2 divisors, whose sum is σ = 4366240322. Its totient is φ = 4366240320.

The previous prime is 4366240309. The next prime is 4366240363. The reversal of 4366240321 is 1230426634.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3042735921 + 1323504400 = 55161^2 + 36380^2 .

It is a cyclic number.

It is not a de Polignac number, because 4366240321 - 2⁵ = 4366240289 is a prime.

It is not a weakly prime, because it can be changed into another prime (4366240301) 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, 2183120160 + 2183120161.

It is an arithmetic number, because the mean of its divisors is an integer number (2183120161).

Almost surely, 2^4366240321 is an apocalyptic number.

It is an amenable number.

4366240321 is a deficient number, since it is larger than the sum of its proper divisors (1).

4366240321 is an equidigital number, since it uses as much as digits as its factorization.

4366240321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736, while the sum is 31.

The square root of 4366240321 is about 66077.5326491539. The cubic root of 4366240321 is about 1634.4408642134.

Adding to 4366240321 its reverse (1230426634), we get a palindrome (5596666955).

The spelling of 4366240321 in words is "four billion, three hundred sixty-six million, two hundred forty thousand, three hundred twenty-one".