9043988020 has 12 divisors (see below), whose sum is σ = 18992374884. Its totient is φ = 3617595200.

The previous prime is 9043987949. The next prime is 9043988069. The reversal of 9043988020 is 208893409.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3726369936 + 5317618084 = 61044^2 + 72922^2 .

It is a congruent 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 3 ways as a sum of consecutive naturals, for example, 226099681 + ... + 226099720.

It is an arithmetic number, because the mean of its divisors is an integer number (1582697907).

Almost surely, 2^9043988020 is an apocalyptic number.

It is an amenable number.

9043988020 is an abundant number, since it is smaller than the sum of its proper divisors (9948386864).

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

9043988020 is a wasteful number, since it uses less digits than its factorization.

9043988020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 452199410 (or 452199408 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 43.

The square root of 9043988020 is about 95099.8844373641. The cubic root of 9043988020 is about 2083.4671602281.

The spelling of 9043988020 in words is "nine billion, forty-three million, nine hundred eighty-eight thousand, twenty".