4441420213 has 4 divisors (see below), whose sum is σ = 4441998220. Its totient is φ = 4440842208.

The previous prime is 4441420199. The next prime is 4441420237. The reversal of 4441420213 is 3120241444.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3514948369 + 926471844 = 59287^2 + 30438^2 .

It is a cyclic number.

It is not a de Polignac number, because 4441420213 - 2⁹ = 4441419701 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 (4441420253) 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, 277320 + ... + 292897.

It is an arithmetic number, because the mean of its divisors is an integer number (1110499555).

Almost surely, 2^4441420213 is an apocalyptic number.

It is an amenable number.

4441420213 is a deficient number, since it is larger than the sum of its proper divisors (578007).

4441420213 is an equidigital number, since it uses as much as digits as its factorization.

4441420213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 578006.

The product of its (nonzero) digits is 3072, while the sum is 25.

The square root of 4441420213 is about 66643.9810710615. The cubic root of 4441420213 is about 1643.7683784651.

Adding to 4441420213 its reverse (3120241444), we get a palindrome (7561661657).

The spelling of 4441420213 in words is "four billion, four hundred forty-one million, four hundred twenty thousand, two hundred thirteen".