2244243321 has 16 divisors (see below), whose sum is σ = 3520382400. Its totient is φ = 1408152384.

The previous prime is 2244243319. The next prime is 2244243343. The reversal of 2244243321 is 1233424422.

2244243321 is a `hidden beast` number, since 224 + 4 + 2 + 433 + 2 + 1 = 666.

It is not a de Polignac number, because 2244243321 - 2¹ = 2244243319 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (2244243301) 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 15 ways as a sum of consecutive naturals, for example, 2444251 + ... + 2445168.

It is an arithmetic number, because the mean of its divisors is an integer number (220023900).

Almost surely, 2^2244243321 is an apocalyptic number.

It is an amenable number.

2244243321 is a deficient number, since it is larger than the sum of its proper divisors (1276139079).

2244243321 is a wasteful number, since it uses less digits than its factorization.

2244243321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4889445 (or 4889439 counting only the distinct ones).

The product of its digits is 9216, while the sum is 27.

The square root of 2244243321 is about 47373.4453148597. The cubic root of 2244243321 is about 1309.2522043721.

Adding to 2244243321 its reverse (1233424422), we get a palindrome (3477667743).

The spelling of 2244243321 in words is "two billion, two hundred forty-four million, two hundred forty-three thousand, three hundred twenty-one".