4242444313 has 4 divisors (see below), whose sum is σ = 4242597940. Its totient is φ = 4242290688.

The previous prime is 4242444259. The next prime is 4242444319. The reversal of 4242444313 is 3134442424.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1450695744 + 2791748569 = 38088^2 + 52837^2 .

It is a cyclic number.

It is not a de Polignac number, because 4242444313 - 2⁹ = 4242443801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4242444319) 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 3 ways as a sum of consecutive naturals, for example, 22668 + ... + 94861.

It is an arithmetic number, because the mean of its divisors is an integer number (1060649485).

Almost surely, 2^4242444313 is an apocalyptic number.

It is an amenable number.

4242444313 is a deficient number, since it is larger than the sum of its proper divisors (153627).

4242444313 is a wasteful number, since it uses less digits than its factorization.

4242444313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153626.

The product of its digits is 36864, while the sum is 31.

The square root of 4242444313 is about 65134.0487993799. The cubic root of 4242444313 is about 1618.8454295584.

Adding to 4242444313 its reverse (3134442424), we get a palindrome (7376886737).

The spelling of 4242444313 in words is "four billion, two hundred forty-two million, four hundred forty-four thousand, three hundred thirteen".