9822604993 has 18 divisors (see below), whose sum is σ = 10307576006. Its totient is φ = 9359073024.

The previous prime is 9822604973. The next prime is 9822605041. The reversal of 9822604993 is 3994062289.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 1430579329 + 8392025664 = 37823^2 + 91608^2 .

It is not a de Polignac number, because 9822604993 - 2²⁵ = 9789050561 is a prime.

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 9822604993.

It is not an unprimeable number, because it can be changed into a prime (9822604943) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 28307046 + ... + 28307392.

Almost surely, 2^9822604993 is an apocalyptic number.

It is an amenable number.

9822604993 is a deficient number, since it is larger than the sum of its proper divisors (484971013).

9822604993 is an frugal number, since it uses more digits than its factorization.

9822604993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 849 (or 473 counting only the distinct ones).

The product of its (nonzero) digits is 1679616, while the sum is 52.

The square root of 9822604993 is about 99109.0560594742. The cubic root of 9822604993 is about 2141.6190758527.

The spelling of 9822604993 in words is "nine billion, eight hundred twenty-two million, six hundred four thousand, nine hundred ninety-three".