2193222238 has 4 divisors (see below), whose sum is σ = 3289833360. Its totient is φ = 1096611118.

The previous prime is 2193222233. The next prime is 2193222257. The reversal of 2193222238 is 8322223912.

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 (2193222233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 548305558 + ... + 548305561.

It is an arithmetic number, because the mean of its divisors is an integer number (822458340).

Almost surely, 2^2193222238 is an apocalyptic number.

2193222238 is a deficient number, since it is larger than the sum of its proper divisors (1096611122).

2193222238 is a wasteful number, since it uses less digits than its factorization.

2193222238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1096611121.

The product of its digits is 20736, while the sum is 34.

The square root of 2193222238 is about 46831.8506787848. The cubic root of 2193222238 is about 1299.2544518008.

The spelling of 2193222238 in words is "two billion, one hundred ninety-three million, two hundred twenty-two thousand, two hundred thirty-eight".