4420443243 has 16 divisors (see below), whose sum is σ = 6084612896. Its totient is φ = 2852444160.

The previous prime is 4420443229. The next prime is 4420443257. The reversal of 4420443243 is 3423440244.

It is an interprime number because it is at equal distance from previous prime (4420443229) and next prime (4420443257).

It is not a de Polignac number, because 4420443243 - 2¹² = 4420439147 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 4420443243.

It is not an unprimeable number, because it can be changed into a prime (4420441243) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81748 + ... + 124593.

It is an arithmetic number, because the mean of its divisors is an integer number (380288306).

Almost surely, 2^4420443243 is an apocalyptic number.

4420443243 is a deficient number, since it is larger than the sum of its proper divisors (1664169653).

4420443243 is a wasteful number, since it uses less digits than its factorization.

4420443243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206574.

The product of its (nonzero) digits is 36864, while the sum is 30.

The square root of 4420443243 is about 66486.4139730817. The cubic root of 4420443243 is about 1641.1764366543.

Adding to 4420443243 its reverse (3423440244), we get a palindrome (7843883487).

Subtracting from 4420443243 its reverse (3423440244), we obtain a cube (997002999 = 999³).

The spelling of 4420443243 in words is "four billion, four hundred twenty million, four hundred forty-three thousand, two hundred forty-three".