9904384941 has 32 divisors (see below), whose sum is σ = 14640562176. Its totient is φ = 5955087600.

The previous prime is 9904384939. The next prime is 9904384957. The reversal of 9904384941 is 1494834099.

It is a happy number.

It is not a de Polignac number, because 9904384941 - 2¹ = 9904384939 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9904344941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 497346 + ... + 516876.

It is an arithmetic number, because the mean of its divisors is an integer number (457517568).

Almost surely, 2^9904384941 is an apocalyptic number.

It is an amenable number.

9904384941 is a deficient number, since it is larger than the sum of its proper divisors (4736177235).

9904384941 is a wasteful number, since it uses less digits than its factorization.

9904384941 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19694 (or 19672 counting only the distinct ones).

The product of its (nonzero) digits is 1119744, while the sum is 51.

The square root of 9904384941 is about 99520.7764288442. The cubic root of 9904384941 is about 2147.5461415257.

The spelling of 9904384941 in words is "nine billion, nine hundred four million, three hundred eighty-four thousand, nine hundred forty-one".