8889822240 has 384 divisors, whose sum is σ = 32176714752. Its totient is φ = 2043740160.

The previous prime is 8889822233. The next prime is 8889822247. The reversal of 8889822240 is 422289888.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (8889822233) and next prime (8889822247).

It is a Harshad number since it is a multiple of its sum of digits (51).

It is not an unprimeable number, because it can be changed into a prime (8889822247) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 19200249 + ... + 19200711.

It is an arithmetic number, because the mean of its divisors is an integer number (83793528).

Almost surely, 2^8889822240 is an apocalyptic number.

8889822240 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8889822240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16088357376).

8889822240 is an abundant number, since it is smaller than the sum of its proper divisors (23286892512).

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

8889822240 is a wasteful number, since it uses less digits than its factorization.

8889822240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 692 (or 684 counting only the distinct ones).

The product of its (nonzero) digits is 1179648, while the sum is 51.

The square root of 8889822240 is about 94285.8538700265. The cubic root of 8889822240 is about 2071.5608382378.

The spelling of 8889822240 in words is "eight billion, eight hundred eighty-nine million, eight hundred twenty-two thousand, two hundred forty".