2194452194 has 16 divisors (see below), whose sum is σ = 3598312896. Its totient is φ = 995425200.

The previous prime is 2194452179. The next prime is 2194452229. The reversal of 2194452194 is 4912544912.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91697 + ... + 113124.

It is an arithmetic number, because the mean of its divisors is an integer number (224894556).

Almost surely, 2^2194452194 is an apocalyptic number.

2194452194 is a deficient number, since it is larger than the sum of its proper divisors (1403860702).

2194452194 is a wasteful number, since it uses less digits than its factorization.

2194452194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205321.

The product of its digits is 103680, while the sum is 41.

The square root of 2194452194 is about 46844.9804568216. The cubic root of 2194452194 is about 1299.4972797809.

The spelling of 2194452194 in words is "two billion, one hundred ninety-four million, four hundred fifty-two thousand, one hundred ninety-four".