4320324020 has 24 divisors (see below), whose sum is σ = 9157476384. Its totient is φ = 1711978016.

The previous prime is 4320324011. The next prime is 4320324023. The reversal of 4320324020 is 204230234.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 4320323983 and 4320324001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4320324023) 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, 1007282 + ... + 1011561.

It is an arithmetic number, because the mean of its divisors is an integer number (381561516).

Almost surely, 2^4320324020 is an apocalyptic number.

It is an amenable number.

4320324020 is an abundant number, since it is smaller than the sum of its proper divisors (4837152364).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4320324020 is a wasteful number, since it uses less digits than its factorization.

4320324020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2018959 (or 2018957 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 4320324020 is about 65729.1717580558. The cubic root of 4320324020 is about 1628.6912877166.

Adding to 4320324020 its reverse (204230234), we get a palindrome (4524554254).

The spelling of 4320324020 in words is "four billion, three hundred twenty million, three hundred twenty-four thousand, twenty".