2291776116 has 48 divisors (see below), whose sum is σ = 6113864064. Its totient is φ = 654529536.

The previous prime is 2291776093. The next prime is 2291776133. The reversal of 2291776116 is 6116771922.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 315016 + ... + 322208.

It is an arithmetic number, because the mean of its divisors is an integer number (127372168).

Almost surely, 2^2291776116 is an apocalyptic number.

It is an amenable number.

2291776116 is an abundant number, since it is smaller than the sum of its proper divisors (3822087948).

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

2291776116 is a wasteful number, since it uses less digits than its factorization.

2291776116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11000 (or 10998 counting only the distinct ones).

The product of its digits is 63504, while the sum is 42.

The square root of 2291776116 is about 47872.4985351715. The cubic root of 2291776116 is about 1318.4309708691.

The spelling of 2291776116 in words is "two billion, two hundred ninety-one million, seven hundred seventy-six thousand, one hundred sixteen".