8864386632 has 160 divisors (see below), whose sum is σ = 25675788600. Its totient is φ = 2855347200.

The previous prime is 8864386607. The next prime is 8864386633. The reversal of 8864386632 is 2366834688.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 8142174756 + 722211876 = 90234^2 + 26874^2 .

It is a Harshad number since it is a multiple of its sum of digits (54).

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 (8864386633) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2894382 + ... + 2897442.

Almost surely, 2^8864386632 is an apocalyptic number.

8864386632 is a gapful number since it is divisible by the number (82) 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 8864386632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12837894300).

8864386632 is an abundant number, since it is smaller than the sum of its proper divisors (16811401968).

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

8864386632 is a wasteful number, since it uses less digits than its factorization.

8864386632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3229 (or 3216 counting only the distinct ones).

The product of its digits is 7962624, while the sum is 54.

The square root of 8864386632 is about 94150.8716475849. The cubic root of 8864386632 is about 2069.5832305239.

The spelling of 8864386632 in words is "eight billion, eight hundred sixty-four million, three hundred eighty-six thousand, six hundred thirty-two".