9834480021 has 8 divisors (see below), whose sum is σ = 13535628544. Its totient is φ = 6344825760.

The previous prime is 9834480017. The next prime is 9834480023. The reversal of 9834480021 is 1200844389.

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

It is not a de Polignac number, because 9834480021 - 2² = 9834480017 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9834480023) 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, 52873456 + ... + 52873641.

It is an arithmetic number, because the mean of its divisors is an integer number (1691953568).

Almost surely, 2^9834480021 is an apocalyptic number.

It is an amenable number.

9834480021 is a deficient number, since it is larger than the sum of its proper divisors (3701148523).

9834480021 is a wasteful number, since it uses less digits than its factorization.

9834480021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105747131.

The product of its (nonzero) digits is 55296, while the sum is 39.

The square root of 9834480021 is about 99168.9468583790. The cubic root of 9834480021 is about 2142.4817643422.

The spelling of 9834480021 in words is "nine billion, eight hundred thirty-four million, four hundred eighty thousand, twenty-one".