2106245422 has 4 divisors (see below), whose sum is σ = 3159368136. Its totient is φ = 1053122710.

The previous prime is 2106245411. The next prime is 2106245423. The reversal of 2106245422 is 2245426012.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2106245423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 526561354 + ... + 526561357.

It is an arithmetic number, because the mean of its divisors is an integer number (789842034).

Almost surely, 2^2106245422 is an apocalyptic number.

2106245422 is a deficient number, since it is larger than the sum of its proper divisors (1053122714).

2106245422 is a wasteful number, since it uses less digits than its factorization.

2106245422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1053122713.

The product of its (nonzero) digits is 7680, while the sum is 28.

The square root of 2106245422 is about 45893.8495007773. The cubic root of 2106245422 is about 1281.8473938593.

The spelling of 2106245422 in words is "two billion, one hundred six million, two hundred forty-five thousand, four hundred twenty-two".