2444243 has 4 divisors (see below), whose sum is σ = 2588040. Its totient is φ = 2300448.

The previous prime is 2444219. The next prime is 2444251. The reversal of 2444243 is 3424442.

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 2444243 - 2¹⁰ = 2443219 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2444203) 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, 71873 + ... + 71906.

It is an arithmetic number, because the mean of its divisors is an integer number (647010).

2^2444243 is an apocalyptic number.

2444243 is a deficient number, since it is larger than the sum of its proper divisors (143797).

2444243 is a wasteful number, since it uses less digits than its factorization.

2444243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143796.

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

The square root of 2444243 is about 1563.4074964641. The cubic root of 2444243 is about 134.7043001978.

Adding to 2444243 its reverse (3424442), we get a palindrome (5868685).

The spelling of 2444243 in words is "two million, four hundred forty-four thousand, two hundred forty-three".