8897859264 has 112 divisors (see below), whose sum is σ = 27099564800. Its totient is φ = 2523902976.

The previous prime is 8897859263. The next prime is 8897859287. The reversal of 8897859264 is 4629587988.

It is a tau number, because it is divible by the number of its divisors (112).

It is a junction number, because it is equal to n+sod(n) for n = 8897859195 and 8897859204.

It is not an unprimeable number, because it can be changed into a prime (8897859263) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 163002 + ... + 210630.

It is an arithmetic number, because the mean of its divisors is an integer number (241960400).

Almost surely, 2^8897859264 is an apocalyptic number.

8897859264 is a gapful number since it is divisible by the number (84) 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 8897859264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13549782400).

8897859264 is an abundant number, since it is smaller than the sum of its proper divisors (18201705536).

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

8897859264 is a wasteful number, since it uses less digits than its factorization.

8897859264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47790 (or 47780 counting only the distinct ones).

The product of its digits is 69672960, while the sum is 66.

The square root of 8897859264 is about 94328.4647601136. The cubic root of 8897859264 is about 2072.1849290576.

The spelling of 8897859264 in words is "eight billion, eight hundred ninety-seven million, eight hundred fifty-nine thousand, two hundred sixty-four".