4613500221 has 32 divisors (see below), whose sum is σ = 6881034240. Its totient is φ = 2748529520.

The previous prime is 4613500201. The next prime is 4613500237. The reversal of 4613500221 is 1220053164.

4613500221 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4613500221 - 2⁷ = 4613500093 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4613500191 and 4613500200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4613500201) 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 in 31 ways as a sum of consecutive naturals, for example, 225796 + ... + 245378.

It is an arithmetic number, because the mean of its divisors is an integer number (215032320).

Almost surely, 2^4613500221 is an apocalyptic number.

It is an amenable number.

4613500221 is a deficient number, since it is larger than the sum of its proper divisors (2267534019).

4613500221 is a wasteful number, since it uses less digits than its factorization.

4613500221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19678 (or 19656 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 4613500221 is about 67922.7518656304. The cubic root of 4613500221 is about 1664.7288855068.

Adding to 4613500221 its reverse (1220053164), we get a palindrome (5833553385).

The spelling of 4613500221 in words is "four billion, six hundred thirteen million, five hundred thousand, two hundred twenty-one".