9706221896 has 32 divisors (see below), whose sum is σ = 21893736000. Its totient is φ = 3940871616.

The previous prime is 9706221869. The next prime is 9706221901. The reversal of 9706221896 is 6981226079.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4560131 + ... + 4562258.

It is an arithmetic number, because the mean of its divisors is an integer number (684179250).

Almost surely, 2^9706221896 is an apocalyptic number.

It is an amenable number.

9706221896 is an abundant number, since it is smaller than the sum of its proper divisors (12187514104).

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

9706221896 is a wasteful number, since it uses less digits than its factorization.

9706221896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9122421 (or 9122417 counting only the distinct ones).

The product of its (nonzero) digits is 653184, while the sum is 50.

The square root of 9706221896 is about 98520.1598455869. The cubic root of 9706221896 is about 2133.1271263144.

The spelling of 9706221896 in words is "nine billion, seven hundred six million, two hundred twenty-one thousand, eight hundred ninety-six".