9928924841 has 4 divisors (see below), whose sum is σ = 10831554384. Its totient is φ = 9026295300.

The previous prime is 9928924813. The next prime is 9928924849. The reversal of 9928924841 is 1484298299.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 9928924841 - 2¹⁸ = 9928662697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9928924849) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 451314755 + ... + 451314776.

It is an arithmetic number, because the mean of its divisors is an integer number (2707888596).

Almost surely, 2^9928924841 is an apocalyptic number.

It is an amenable number.

9928924841 is a deficient number, since it is larger than the sum of its proper divisors (902629543).

9928924841 is a wasteful number, since it uses less digits than its factorization.

9928924841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 902629542.

The product of its digits is 2985984, while the sum is 56.

The square root of 9928924841 is about 99643.9904911480. The cubic root of 9928924841 is about 2149.3183229932.

The spelling of 9928924841 in words is "nine billion, nine hundred twenty-eight million, nine hundred twenty-four thousand, eight hundred forty-one".