9421928899 has 8 divisors (see below), whose sum is σ = 9702532400. Its totient is φ = 9142691616.

The previous prime is 9421928897. The next prime is 9421928927. The reversal of 9421928899 is 9988291249.

9421928899 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 9421928899 - 2¹ = 9421928897 is a prime.

It is a super-2 number, since 2×9421928899² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9421928891) 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 7 ways as a sum of consecutive naturals, for example, 327549 + ... + 355150.

It is an arithmetic number, because the mean of its divisors is an integer number (1212816550).

Almost surely, 2^9421928899 is an apocalyptic number.

9421928899 is a deficient number, since it is larger than the sum of its proper divisors (280603501).

9421928899 is a wasteful number, since it uses less digits than its factorization.

9421928899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 683109.

The product of its digits is 6718464, while the sum is 61.

The square root of 9421928899 is about 97066.6209311934. The cubic root of 9421928899 is about 2112.0941525542.

The spelling of 9421928899 in words is "nine billion, four hundred twenty-one million, nine hundred twenty-eight thousand, eight hundred ninety-nine".