8227849896 has 144 divisors (see below), whose sum is σ = 26032174740. Its totient is φ = 2340817920.

The previous prime is 8227849891. The next prime is 8227849913. The reversal of 8227849896 is 6989487228.

It can be written as a sum of positive squares in 2 ways, for example, as 7816328100 + 411521796 = 88410^2 + 20286^2 .

It is a super-2 number, since 2×8227849896² (a number of 21 digits) contains 22 as substring.

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

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (8227849891) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 845410 + ... + 855086.

Almost surely, 2^8227849896 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8227849896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13016087370).

8227849896 is an abundant number, since it is smaller than the sum of its proper divisors (17804324844).

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

8227849896 is a wasteful number, since it uses less digits than its factorization.

8227849896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9944 (or 9930 counting only the distinct ones).

The product of its digits is 27869184, while the sum is 63.

The square root of 8227849896 is about 90707.4963605545. The cubic root of 8227849896 is about 2018.8100281447.

The spelling of 8227849896 in words is "eight billion, two hundred twenty-seven million, eight hundred forty-nine thousand, eight hundred ninety-six".