2194228116 has 30 divisors (see below), whose sum is σ = 5736146570. Its totient is φ = 731409264.

The previous prime is 2194228111. The next prime is 2194228117. The reversal of 2194228116 is 6118224912.

2194228116 is a `hidden beast` number, since 219 + 422 + 8 + 1 + 16 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1746905616 + 447322500 = 41796^2 + 21150^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2194228111) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 3385831 + ... + 3386478.

Almost surely, 2^2194228116 is an apocalyptic number.

It is an amenable number.

2194228116 is an abundant number, since it is smaller than the sum of its proper divisors (3541918454).

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

2194228116 is a wasteful number, since it uses less digits than its factorization.

2194228116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6772325 (or 6772314 counting only the distinct ones).

The product of its digits is 13824, while the sum is 36.

The square root of 2194228116 is about 46842.5886987472. The cubic root of 2194228116 is about 1299.4530472288.

The spelling of 2194228116 in words is "two billion, one hundred ninety-four million, two hundred twenty-eight thousand, one hundred sixteen".