8894887722 has 256 divisors, whose sum is σ = 24222105600. Its totient is φ = 2366159040.

The previous prime is 8894887711. The next prime is 8894887723. The reversal of 8894887722 is 2277884988.

8894887722 is a `hidden beast` number, since 8 + 89 + 488 + 7 + 72 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a self number, because there is not a number n which added to its sum of digits gives 8894887722.

It is not an unprimeable number, because it can be changed into a prime (8894887723) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 63991929 + ... + 63992067.

It is an arithmetic number, because the mean of its divisors is an integer number (94617600).

Almost surely, 2^8894887722 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8894887722, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12111052800).

8894887722 is an abundant number, since it is smaller than the sum of its proper divisors (15327217878).

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

8894887722 is a wasteful number, since it uses less digits than its factorization.

8894887722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 358 (or 352 counting only the distinct ones).

The product of its digits is 28901376, while the sum is 63.

The square root of 8894887722 is about 94312.7124093036. The cubic root of 8894887722 is about 2071.9542267446.

The spelling of 8894887722 in words is "eight billion, eight hundred ninety-four million, eight hundred eighty-seven thousand, seven hundred twenty-two".