4522002321 has 8 divisors (see below), whose sum is σ = 6029874144. Its totient is φ = 3014399360.

The previous prime is 4522002281. The next prime is 4522002361. The reversal of 4522002321 is 1232002254.

It is an interprime number because it is at equal distance from previous prime (4522002281) and next prime (4522002361).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4522002321 is a prime.

It is a super-2 number, since 2×4522002321² = 40897009982258774082, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4522002361) 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 in 7 ways as a sum of consecutive naturals, for example, 24000 + ... + 98081.

It is an arithmetic number, because the mean of its divisors is an integer number (753734268).

Almost surely, 2^4522002321 is an apocalyptic number.

It is an amenable number.

4522002321 is a deficient number, since it is larger than the sum of its proper divisors (1507871823).

4522002321 is a wasteful number, since it uses less digits than its factorization.

4522002321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134431.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 4522002321 is about 67245.8349713943. The cubic root of 4522002321 is about 1653.6499940268.

Adding to 4522002321 its reverse (1232002254), we get a palindrome (5754004575).

The spelling of 4522002321 in words is "four billion, five hundred twenty-two million, two thousand, three hundred twenty-one".