2268929688 has 128 divisors (see below), whose sum is σ = 6205248000. Its totient is φ = 688849920.

The previous prime is 2268929687. The next prime is 2268929693. The reversal of 2268929688 is 8869298622.

2268929688 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2268929687) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1500853 + ... + 1502363.

It is an arithmetic number, because the mean of its divisors is an integer number (48478500).

Almost surely, 2^2268929688 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 2268929688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3102624000).

2268929688 is an abundant number, since it is smaller than the sum of its proper divisors (3936318312).

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

2268929688 is a wasteful number, since it uses less digits than its factorization.

2268929688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1665 (or 1661 counting only the distinct ones).

The product of its digits is 11943936, while the sum is 60.

The square root of 2268929688 is about 47633.2834056188. The cubic root of 2268929688 is about 1314.0352406516.

The spelling of 2268929688 in words is "two billion, two hundred sixty-eight million, nine hundred twenty-nine thousand, six hundred eighty-eight".