9744428626 has 8 divisors (see below), whose sum is σ = 14617071180. Its totient is φ = 4872071568.

The previous prime is 9744428569. The next prime is 9744428627. The reversal of 9744428626 is 6268244479.

It can be written as a sum of positive squares in 2 ways, for example, as 7473429601 + 2270999025 = 86449^2 + 47655^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (9744428627) 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 3 ways as a sum of consecutive naturals, for example, 69820 + ... + 156088.

Almost surely, 2^9744428626 is an apocalyptic number.

9744428626 is a deficient number, since it is larger than the sum of its proper divisors (4872642554).

9744428626 is a wasteful number, since it uses less digits than its factorization.

9744428626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142748.

The product of its digits is 4644864, while the sum is 52.

The square root of 9744428626 is about 98713.8725104025. The cubic root of 9744428626 is about 2135.9223474286.

The spelling of 9744428626 in words is "nine billion, seven hundred forty-four million, four hundred twenty-eight thousand, six hundred twenty-six".