9001222986 has 16 divisors (see below), whose sum is σ = 20574224064. Its totient is φ = 2571777984.

The previous prime is 9001222969. The next prime is 9001222991. The reversal of 9001222986 is 6892221009.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 107157375 + ... + 107157458.

It is an arithmetic number, because the mean of its divisors is an integer number (1285889004).

Almost surely, 2^9001222986 is an apocalyptic number.

9001222986 is an abundant number, since it is smaller than the sum of its proper divisors (11573001078).

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

9001222986 is a wasteful number, since it uses less digits than its factorization.

9001222986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214314845.

The product of its (nonzero) digits is 31104, while the sum is 39.

The square root of 9001222986 is about 94874.7752882714. The cubic root of 9001222986 is about 2080.1780377991.

The spelling of 9001222986 in words is "nine billion, one million, two hundred twenty-two thousand, nine hundred eighty-six".