9823364442 has 12 divisors (see below), whose sum is σ = 21283956330. Its totient is φ = 3274454808.

The previous prime is 9823364431. The next prime is 9823364459. The reversal of 9823364442 is 2444633289.

It can be written as a sum of positive squares in only one way, i.e., 8253540801 + 1569823641 = 90849^2 + 39621^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 272871217 + ... + 272871252.

Almost surely, 2^9823364442 is an apocalyptic number.

9823364442 is an abundant number, since it is smaller than the sum of its proper divisors (11460591888).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9823364442 is a wasteful number, since it uses less digits than its factorization.

9823364442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 545742477 (or 545742474 counting only the distinct ones).

The product of its digits is 995328, while the sum is 45.

The square root of 9823364442 is about 99112.8873658719. The cubic root of 9823364442 is about 2141.6742685622.

The spelling of 9823364442 in words is "nine billion, eight hundred twenty-three million, three hundred sixty-four thousand, four hundred forty-two".