9444601922 has 18 divisors (see below), whose sum is σ = 16481545497. Its totient is φ = 4047274224.

The previous prime is 9444601921. The next prime is 9444601927. The reversal of 9444601922 is 2291064449.

It can be written as a sum of positive squares in 2 ways, for example, as 5481773521 + 3962828401 = 74039^2 + 62951^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=68719.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 9444601922.

It is not an unprimeable number, because it can be changed into a prime (9444601921) 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 8 ways as a sum of consecutive naturals, for example, 957158 + ... + 966974.

Almost surely, 2^9444601922 is an apocalyptic number.

9444601922 is a deficient number, since it is larger than the sum of its proper divisors (7036943575).

9444601922 is an frugal number, since it uses more digits than its factorization.

9444601922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19650 (or 9826 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 41.

The square root of 9444601922 is about 97183.3417927167. The cubic root of 9444601922 is about 2113.7869834921.

The spelling of 9444601922 in words is "nine billion, four hundred forty-four million, six hundred one thousand, nine hundred twenty-two".