9938081573 has 8 divisors (see below), whose sum is σ = 11404937280. Its totient is φ = 8483008320.

The previous prime is 9938081551. The next prime is 9938081581. The reversal of 9938081573 is 3751808399.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 9938081573 - 2²² = 9933887269 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9938081533) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2943803 + ... + 2947176.

It is an arithmetic number, because the mean of its divisors is an integer number (1425617160).

Almost surely, 2^9938081573 is an apocalyptic number.

It is an amenable number.

9938081573 is a deficient number, since it is larger than the sum of its proper divisors (1466855707).

9938081573 is a wasteful number, since it uses less digits than its factorization.

9938081573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5891227.

The product of its (nonzero) digits is 1632960, while the sum is 53.

The square root of 9938081573 is about 99689.9271391047. The cubic root of 9938081573 is about 2149.9788404624.

The spelling of 9938081573 in words is "nine billion, nine hundred thirty-eight million, eighty-one thousand, five hundred seventy-three".