4441421019 has 32 divisors (see below), whose sum is σ = 7128391680. Its totient is φ = 2402924832.

The previous prime is 4441421009. The next prime is 4441421029. The reversal of 4441421019 is 9101241444.

4441421019 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (4441421009) and next prime (4441421029).

It is not a de Polignac number, because 4441421019 - 2¹³ = 4441412827 is a prime.

It is a super-2 number, since 2×4441421019² = 39452441336029996722, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4441421009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1165972 + ... + 1169774.

It is an arithmetic number, because the mean of its divisors is an integer number (222762240).

Almost surely, 2^4441421019 is an apocalyptic number.

4441421019 is a deficient number, since it is larger than the sum of its proper divisors (2686970661).

4441421019 is a wasteful number, since it uses less digits than its factorization.

4441421019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6759.

The product of its (nonzero) digits is 4608, while the sum is 30.

The square root of 4441421019 is about 66643.9871181189. The cubic root of 4441421019 is about 1643.7684778986.

The spelling of 4441421019 in words is "four billion, four hundred forty-one million, four hundred twenty-one thousand, nineteen".