8889212844 has 36 divisors (see below), whose sum is σ = 22722434280. Its totient is φ = 2929776960.

The previous prime is 8889212821. The next prime is 8889212867. The reversal of 8889212844 is 4482129888.

It is an interprime number because it is at equal distance from previous prime (8889212821) and next prime (8889212867).

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1384002 + ... + 1390409.

It is an arithmetic number, because the mean of its divisors is an integer number (631178730).

Almost surely, 2^8889212844 is an apocalyptic number.

It is an amenable number.

8889212844 is an abundant number, since it is smaller than the sum of its proper divisors (13833221436).

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

8889212844 is a wasteful number, since it uses less digits than its factorization.

8889212844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2774510 (or 2774505 counting only the distinct ones).

The product of its digits is 2359296, while the sum is 54.

The square root of 8889212844 is about 94282.6221739722. The cubic root of 8889212844 is about 2071.5135020932.

The spelling of 8889212844 in words is "eight billion, eight hundred eighty-nine million, two hundred twelve thousand, eight hundred forty-four".