4424243 has 4 divisors (see below), whose sum is σ = 4440960. Its totient is φ = 4407528.

The previous prime is 4424239. The next prime is 4424249. The reversal of 4424243 is 3424244.

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

It is a cyclic number.

It is not a de Polignac number, because 4424243 - 2² = 4424239 is a prime.

It is a super-2 number, since 2×4424243² = 39147852246098, which contains 22 as substring.

It is a d-powerful number, because it can be written as 4³ + 4⁴ + 2¹⁵ + 4⁸ + 2¹⁷ + 4¹¹ + 3⁵ .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4424249) 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, 7955 + ... + 8492.

It is an arithmetic number, because the mean of its divisors is an integer number (1110240).

Almost surely, 2^4424243 is an apocalyptic number.

4424243 is a deficient number, since it is larger than the sum of its proper divisors (16717).

4424243 is a wasteful number, since it uses less digits than its factorization.

4424243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16716.

The product of its digits is 3072, while the sum is 23.

The square root of 4424243 is about 2103.3884567526. The cubic root of 4424243 is about 164.1646546803.

Adding to 4424243 its reverse (3424244), we get a palindrome (7848487).

Subtracting from 4424243 its reverse (3424244), we obtain a palindrome (999999).

The spelling of 4424243 in words is "four million, four hundred twenty-four thousand, two hundred forty-three".