9743322649 has 4 divisors (see below), whose sum is σ = 9743606964. Its totient is φ = 9743038336.

The previous prime is 9743322637. The next prime is 9743322653. The reversal of 9743322649 is 9462233479.

9743322649 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

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 8968090000 + 775232649 = 94700^2 + 27843^2 .

It is a cyclic number.

It is not a de Polignac number, because 9743322649 - 2⁷ = 9743322521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9743332649) 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, 82372 + ... + 162085.

It is an arithmetic number, because the mean of its divisors is an integer number (2435901741).

Almost surely, 2^9743322649 is an apocalyptic number.

It is an amenable number.

9743322649 is a deficient number, since it is larger than the sum of its proper divisors (284315).

9743322649 is a wasteful number, since it uses less digits than its factorization.

9743322649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 284314.

The product of its digits is 1959552, while the sum is 49.

The square root of 9743322649 is about 98708.2704184406. The cubic root of 9743322649 is about 2135.8415364525.

The spelling of 9743322649 in words is "nine billion, seven hundred forty-three million, three hundred twenty-two thousand, six hundred forty-nine".