2194798946 has 16 divisors (see below), whose sum is σ = 3577263360. Its totient is φ = 1006104240.

The previous prime is 2194798937. The next prime is 2194798961. The reversal of 2194798946 is 6498974912.

It is a Curzon number.

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, 930401 + ... + 932756.

It is an arithmetic number, because the mean of its divisors is an integer number (223578960).

Almost surely, 2^2194798946 is an apocalyptic number.

2194798946 is a deficient number, since it is larger than the sum of its proper divisors (1382464414).

2194798946 is a wasteful number, since it uses less digits than its factorization.

2194798946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1863209.

The product of its digits is 7838208, while the sum is 59.

The square root of 2194798946 is about 46848.6813688496. The cubic root of 2194798946 is about 1299.5657220024.

The spelling of 2194798946 in words is "two billion, one hundred ninety-four million, seven hundred ninety-eight thousand, nine hundred forty-six".