4414442421 has 4 divisors (see below), whose sum is σ = 5885923232. Its totient is φ = 2942961612.

The previous prime is 4414442413. The next prime is 4414442443. The reversal of 4414442421 is 1242444144.

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 not a de Polignac number, because 4414442421 - 2³ = 4414442413 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4414442491) 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 3 ways as a sum of consecutive naturals, for example, 735740401 + ... + 735740406.

It is an arithmetic number, because the mean of its divisors is an integer number (1471480808).

Almost surely, 2^4414442421 is an apocalyptic number.

It is an amenable number.

4414442421 is a deficient number, since it is larger than the sum of its proper divisors (1471480811).

4414442421 is a wasteful number, since it uses less digits than its factorization.

4414442421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1471480810.

The product of its digits is 16384, while the sum is 30.

The square root of 4414442421 is about 66441.2704649753. The cubic root of 4414442421 is about 1640.4334593142.

Adding to 4414442421 its reverse (1242444144), we get a palindrome (5656886565).

The spelling of 4414442421 in words is "four billion, four hundred fourteen million, four hundred forty-two thousand, four hundred twenty-one".