4441024421 has 4 divisors (see below), whose sum is σ = 4497240000. Its totient is φ = 4384808844.

The previous prime is 4441024411. The next prime is 4441024433. The reversal of 4441024421 is 1244201444.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4441024421 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 (4441024411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28107671 + ... + 28107828.

It is an arithmetic number, because the mean of its divisors is an integer number (1124310000).

Almost surely, 2^4441024421 is an apocalyptic number.

It is an amenable number.

4441024421 is a deficient number, since it is larger than the sum of its proper divisors (56215579).

4441024421 is an equidigital number, since it uses as much as digits as its factorization.

4441024421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56215578.

The product of its (nonzero) digits is 4096, while the sum is 26.

The square root of 4441024421 is about 66641.0115544475. The cubic root of 4441024421 is about 1643.7195495118.

Adding to 4441024421 its reverse (1244201444), we get a palindrome (5685225865).

The spelling of 4441024421 in words is "four billion, four hundred forty-one million, twenty-four thousand, four hundred twenty-one".