2194582022 has 4 divisors (see below), whose sum is σ = 3291873036. Its totient is φ = 1097291010.

The previous prime is 2194582021. The next prime is 2194582067. The reversal of 2194582022 is 2202854912.

It is a happy number.

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 (2194582021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 548645504 + ... + 548645507.

It is an arithmetic number, because the mean of its divisors is an integer number (822968259).

Almost surely, 2^2194582022 is an apocalyptic number.

2194582022 is a deficient number, since it is larger than the sum of its proper divisors (1097291014).

2194582022 is a wasteful number, since it uses less digits than its factorization.

2194582022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1097291013.

The product of its (nonzero) digits is 23040, while the sum is 35.

The square root of 2194582022 is about 46846.3661557650. The cubic root of 2194582022 is about 1299.5229061926.

The spelling of 2194582022 in words is "two billion, one hundred ninety-four million, five hundred eighty-two thousand, twenty-two".