6224408109 has 6 divisors (see below), whose sum is σ = 8990811726. Its totient is φ = 4149605400.

The previous prime is 6224408107. The next prime is 6224408117. The reversal of 6224408109 is 9018044226.

It can be written as a sum of positive squares in only one way, i.e., 6025174884 + 199233225 = 77622^2 + 14115^2 .

It is not a de Polignac number, because 6224408109 - 2¹ = 6224408107 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6224408107) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 345800442 + ... + 345800459.

It is an arithmetic number, because the mean of its divisors is an integer number (1498468621).

Almost surely, 2^6224408109 is an apocalyptic number.

It is an amenable number.

6224408109 is a deficient number, since it is larger than the sum of its proper divisors (2766403617).

6224408109 is a wasteful number, since it uses less digits than its factorization.

6224408109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 691600907 (or 691600904 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The square root of 6224408109 is about 78894.9181443266. The cubic root of 6224408109 is about 1839.4981410332.

The spelling of 6224408109 in words is "six billion, two hundred twenty-four million, four hundred eight thousand, one hundred nine".