2194874432 has 28 divisors (see below), whose sum is σ = 4448129280. Its totient is φ = 1074086016.

The previous prime is 2194874419. The next prime is 2194874453. The reversal of 2194874432 is 2344784912.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 361832 + ... + 367847.

It is an arithmetic number, because the mean of its divisors is an integer number (158861760).

Almost surely, 2^2194874432 is an apocalyptic number.

It is an amenable number.

2194874432 is an abundant number, since it is smaller than the sum of its proper divisors (2253254848).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2194874432 is an equidigital number, since it uses as much as digits as its factorization.

2194874432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 729738 (or 729728 counting only the distinct ones).

The product of its digits is 387072, while the sum is 44.

The square root of 2194874432 is about 46849.4869982586. The cubic root of 2194874432 is about 1299.5806205415.

The spelling of 2194874432 in words is "two billion, one hundred ninety-four million, eight hundred seventy-four thousand, four hundred thirty-two".