4244304421 has 8 divisors (see below), whose sum is σ = 4930152704. Its totient is φ = 3578335920.

The previous prime is 4244304419. The next prime is 4244304481. The reversal of 4244304421 is 1244034424.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4244304421 - 2¹ = 4244304419 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4244304421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4244304481) 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, 4969485 + ... + 4970338.

It is an arithmetic number, because the mean of its divisors is an integer number (616269088).

Almost surely, 2^4244304421 is an apocalyptic number.

It is an amenable number.

4244304421 is a deficient number, since it is larger than the sum of its proper divisors (685848283).

4244304421 is an equidigital number, since it uses as much as digits as its factorization.

4244304421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9939891.

The product of its (nonzero) digits is 12288, while the sum is 28.

The square root of 4244304421 is about 65148.3263100442. The cubic root of 4244304421 is about 1619.0819903024.

Adding to 4244304421 its reverse (1244034424), we get a palindrome (5488338845).

The spelling of 4244304421 in words is "four billion, two hundred forty-four million, three hundred four thousand, four hundred twenty-one".