8867221730 has 16 divisors (see below), whose sum is σ = 15969749184. Its totient is φ = 3544944240.

The previous prime is 8867221723. The next prime is 8867221733. The reversal of 8867221730 is 371227688.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (8867221733) by changing a digit.

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, 223832 + ... + 260451.

It is an arithmetic number, because the mean of its divisors is an integer number (998109324).

Almost surely, 2^8867221730 is an apocalyptic number.

8867221730 is a deficient number, since it is larger than the sum of its proper divisors (7102527454).

8867221730 is a wasteful number, since it uses less digits than its factorization.

8867221730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 486121.

The product of its (nonzero) digits is 225792, while the sum is 44.

The square root of 8867221730 is about 94165.9265870623. The cubic root of 8867221730 is about 2069.8038453692.

The spelling of 8867221730 in words is "eight billion, eight hundred sixty-seven million, two hundred twenty-one thousand, seven hundred thirty".