2243442433 has 8 divisors (see below), whose sum is σ = 2252829096. Its totient is φ = 2234073600.

The previous prime is 2243442431. The next prime is 2243442437. The reversal of 2243442433 is 3342443422.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 11068929 + 2232373504 = 3327^2 + 47248^2 .

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 2243442433 - 2¹ = 2243442431 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2243442395 and 2243442404.

It is not an unprimeable number, because it can be changed into a prime (2243442431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 285943 + ... + 293683.

It is an arithmetic number, because the mean of its divisors is an integer number (281603637).

Almost surely, 2^2243442433 is an apocalyptic number.

It is an amenable number.

2243442433 is a deficient number, since it is larger than the sum of its proper divisors (9386663).

2243442433 is an equidigital number, since it uses as much as digits as its factorization.

2243442433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8915.

The product of its digits is 55296, while the sum is 31.

The square root of 2243442433 is about 47364.9916393954. The cubic root of 2243442433 is about 1309.0964445033.

Adding to 2243442433 its reverse (3342443422), we get a palindrome (5585885855).

The spelling of 2243442433 in words is "two billion, two hundred forty-three million, four hundred forty-two thousand, four hundred thirty-three".