44444313 has 12 divisors (see below), whose sum is σ = 64269348. Its totient is φ = 29596320.

The previous prime is 44444311. The next prime is 44444317. The reversal of 44444313 is 31344444.

It can be written as a sum of positive squares in 2 ways, for example, as 17539344 + 26904969 = 4188^2 + 5187^2 .

It is not a de Polignac number, because 44444313 - 2¹ = 44444311 is a prime.

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (44444311) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7843 + ... + 12263.

It is an arithmetic number, because the mean of its divisors is an integer number (5355779).

Almost surely, 2^44444313 is an apocalyptic number.

It is an amenable number.

44444313 is a deficient number, since it is larger than the sum of its proper divisors (19825035).

44444313 is a wasteful number, since it uses less digits than its factorization.

44444313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5544 (or 5541 counting only the distinct ones).

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

The square root of 44444313 is about 6666.6568083260. The cubic root of 44444313 is about 354.2191738591.

Adding to 44444313 its reverse (31344444), we get a palindrome (75788757).

The spelling of 44444313 in words is "forty-four million, four hundred forty-four thousand, three hundred thirteen".