9837468021 has 16 divisors (see below), whose sum is σ = 13199417280. Its totient is φ = 6516956160.

The previous prime is 9837468019. The next prime is 9837468031. The reversal of 9837468021 is 1208647389.

It is not a de Polignac number, because 9837468021 - 2¹ = 9837468019 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9837468031) 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 15 ways as a sum of consecutive naturals, for example, 1309845 + ... + 1317333.

It is an arithmetic number, because the mean of its divisors is an integer number (824963580).

Almost surely, 2^9837468021 is an apocalyptic number.

It is an amenable number.

9837468021 is a deficient number, since it is larger than the sum of its proper divisors (3361949259).

9837468021 is a wasteful number, since it uses less digits than its factorization.

9837468021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10196.

The product of its (nonzero) digits is 580608, while the sum is 48.

The square root of 9837468021 is about 99184.0109140581. The cubic root of 9837468021 is about 2142.6987250513.

The spelling of 9837468021 in words is "nine billion, eight hundred thirty-seven million, four hundred sixty-eight thousand, twenty-one".