2194696472 has 32 divisors (see below), whose sum is σ = 4173120000. Its totient is φ = 1081904928.

The previous prime is 2194696457. The next prime is 2194696507. The reversal of 2194696472 is 2746964912.

It is a self number, because there is not a number n which added to its sum of digits gives 2194696472.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 528179 + ... + 532317.

It is an arithmetic number, because the mean of its divisors is an integer number (130410000).

Almost surely, 2^2194696472 is an apocalyptic number.

It is an amenable number.

2194696472 is a deficient number, since it is larger than the sum of its proper divisors (1978423528).

2194696472 is a wasteful number, since it uses less digits than its factorization.

2194696472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5063 (or 5059 counting only the distinct ones).

The product of its digits is 1306368, while the sum is 50.

The square root of 2194696472 is about 46847.5876860271. The cubic root of 2194696472 is about 1299.5454963426.

The spelling of 2194696472 in words is "two billion, one hundred ninety-four million, six hundred ninety-six thousand, four hundred seventy-two".