2194289294 has 8 divisors (see below), whose sum is σ = 3303317208. Its totient is φ = 1093183560.

The previous prime is 2194289239. The next prime is 2194289299. The reversal of 2194289294 is 4929824912.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2194289299) 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 in 3 ways as a sum of consecutive naturals, for example, 1979852 + ... + 1980959.

It is an arithmetic number, because the mean of its divisors is an integer number (412914651).

Almost surely, 2^2194289294 is an apocalyptic number.

2194289294 is a deficient number, since it is larger than the sum of its proper divisors (1109027914).

2194289294 is a wasteful number, since it uses less digits than its factorization.

2194289294 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3961090.

The product of its digits is 746496, while the sum is 50.

The square root of 2194289294 is about 46843.2417110516. The cubic root of 2194289294 is about 1299.4651239433.

The spelling of 2194289294 in words is "two billion, one hundred ninety-four million, two hundred eighty-nine thousand, two hundred ninety-four".