4642352321 has 2 divisors, whose sum is σ = 4642352322. Its totient is φ = 4642352320.

The previous prime is 4642352317. The next prime is 4642352353. The reversal of 4642352321 is 1232532464.

It is an a-pointer prime, because the next prime (4642352353) can be obtained adding 4642352321 to its sum of digits (32).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4438890625 + 203461696 = 66625^2 + 14264^2 .

It is a cyclic number.

It is not a de Polignac number, because 4642352321 - 2² = 4642352317 is a prime.

It is a weakly prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2321176160 + 2321176161.

It is an arithmetic number, because the mean of its divisors is an integer number (2321176161).

Almost surely, 2^4642352321 is an apocalyptic number.

It is an amenable number.

4642352321 is a deficient number, since it is larger than the sum of its proper divisors (1).

4642352321 is an equidigital number, since it uses as much as digits as its factorization.

4642352321 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34560, while the sum is 32.

The square root of 4642352321 is about 68134.8099065375. The cubic root of 4642352321 is about 1668.1919932326.

Adding to 4642352321 its reverse (1232532464), we get a palindrome (5874884785).

The spelling of 4642352321 in words is "four billion, six hundred forty-two million, three hundred fifty-two thousand, three hundred twenty-one".