4324043021 has 8 divisors (see below), whose sum is σ = 4335799104. Its totient is φ = 4312300480.

The previous prime is 4324042981. The next prime is 4324043039. The reversal of 4324043021 is 1203404234.

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-4324043021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4324043051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1017461 + ... + 1021701.

It is an arithmetic number, because the mean of its divisors is an integer number (541974888).

Almost surely, 2^4324043021 is an apocalyptic number.

It is an amenable number.

4324043021 is a deficient number, since it is larger than the sum of its proper divisors (11756083).

4324043021 is a wasteful number, since it uses less digits than its factorization.

4324043021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6771.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 4324043021 is about 65757.4560107065. The cubic root of 4324043021 is about 1629.1584878088.

Adding to 4324043021 its reverse (1203404234), we get a palindrome (5527447255).

The spelling of 4324043021 in words is "four billion, three hundred twenty-four million, forty-three thousand, twenty-one".