2288806688 has 48 divisors (see below), whose sum is σ = 5159246400. Its totient is φ = 979120896.

The previous prime is 2288806657. The next prime is 2288806691. The reversal of 2288806688 is 8866088822.

It is a Harshad number since it is a multiple of its sum of digits (56).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117038 + ... + 135186.

It is an arithmetic number, because the mean of its divisors is an integer number (107484300).

Almost surely, 2^2288806688 is an apocalyptic number.

2288806688 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

2288806688 is an abundant number, since it is smaller than the sum of its proper divisors (2870439712).

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

2288806688 is a wasteful number, since it uses less digits than its factorization.

2288806688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18729 (or 18721 counting only the distinct ones).

The product of its (nonzero) digits is 4718592, while the sum is 56.

The square root of 2288806688 is about 47841.4745592148. The cubic root of 2288806688 is about 1317.8612994690.

The spelling of 2288806688 in words is "two billion, two hundred eighty-eight million, eight hundred six thousand, six hundred eighty-eight".