9962221884 has 72 divisors (see below), whose sum is σ = 24888514560. Its totient is φ = 3100656384.

The previous prime is 9962221859. The next prime is 9962221937. The reversal of 9962221884 is 4881222699.

9962221884 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 429127 + ... + 451745.

Almost surely, 2^9962221884 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9962221884, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12444257280).

9962221884 is an abundant number, since it is smaller than the sum of its proper divisors (14926292676).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9962221884 is a wasteful number, since it uses less digits than its factorization.

9962221884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22787 (or 22768 counting only the distinct ones).

The product of its digits is 995328, while the sum is 51.

The square root of 9962221884 is about 99810.9306839687. The cubic root of 9962221884 is about 2151.7182503010.

The spelling of 9962221884 in words is "nine billion, nine hundred sixty-two million, two hundred twenty-one thousand, eight hundred eighty-four".