2106444222 has 24 divisors (see below), whose sum is σ = 4632083976. Its totient is φ = 691667856.

The previous prime is 2106444191. The next prime is 2106444233. The reversal of 2106444222 is 2224446012.

2106444222 is a `hidden beast` number, since 2 + 10 + 644 + 4 + 2 + 2 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 872113 + ... + 874524.

It is an arithmetic number, because the mean of its divisors is an integer number (193003499).

Almost surely, 2^2106444222 is an apocalyptic number.

2106444222 is an abundant number, since it is smaller than the sum of its proper divisors (2525639754).

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

2106444222 is a wasteful number, since it uses less digits than its factorization.

2106444222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1746712 (or 1746709 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

The square root of 2106444222 is about 45896.0153172364. The cubic root of 2106444222 is about 1281.8877220569.

The spelling of 2106444222 in words is "two billion, one hundred six million, four hundred forty-four thousand, two hundred twenty-two".