2291608968 has 32 divisors (see below), whose sum is σ = 6249843360. Its totient is φ = 694426880.

The previous prime is 2291608937. The next prime is 2291608987. The reversal of 2291608968 is 8698061922.

It is a self number, because there is not a number n which added to its sum of digits gives 2291608968.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 4339905 + ... + 4340432.

It is an arithmetic number, because the mean of its divisors is an integer number (195307605).

Almost surely, 2^2291608968 is an apocalyptic number.

It is an amenable number.

2291608968 is an abundant number, since it is smaller than the sum of its proper divisors (3958234392).

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

2291608968 is a wasteful number, since it uses less digits than its factorization.

2291608968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8680357 (or 8680353 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 51.

The square root of 2291608968 is about 47870.7527411049. The cubic root of 2291608968 is about 1318.3989173516.

The spelling of 2291608968 in words is "two billion, two hundred ninety-one million, six hundred eight thousand, nine hundred sixty-eight".