9987022396 has 12 divisors (see below), whose sum is σ = 18821696152. Its totient is φ = 4609394928.

The previous prime is 9987022391. The next prime is 9987022411. The reversal of 9987022396 is 6932207899.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9987022391) 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, 96029010 + ... + 96029113.

Almost surely, 2^9987022396 is an apocalyptic number.

It is an amenable number.

9987022396 is a deficient number, since it is larger than the sum of its proper divisors (8834673756).

9987022396 is a wasteful number, since it uses less digits than its factorization.

9987022396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192058140 (or 192058138 counting only the distinct ones).

The product of its (nonzero) digits is 2939328, while the sum is 55.

The square root of 9987022396 is about 99935.0909140528. The cubic root of 9987022396 is about 2153.5023065703.

The spelling of 9987022396 in words is "nine billion, nine hundred eighty-seven million, twenty-two thousand, three hundred ninety-six".