2194169836 has 6 divisors (see below), whose sum is σ = 3839797220. Its totient is φ = 1097084916.

The previous prime is 2194169827. The next prime is 2194169867. The reversal of 2194169836 is 6389614912.

It is a happy number.

2194169836 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 2194169836.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 274271226 + ... + 274271233.

Almost surely, 2^2194169836 is an apocalyptic number.

It is an amenable number.

2194169836 is a deficient number, since it is larger than the sum of its proper divisors (1645627384).

2194169836 is a wasteful number, since it uses less digits than its factorization.

2194169836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 548542463 (or 548542461 counting only the distinct ones).

The product of its digits is 559872, while the sum is 49.

The square root of 2194169836 is about 46841.9666111490. The cubic root of 2194169836 is about 1299.4415423791.

The spelling of 2194169836 in words is "two billion, one hundred ninety-four million, one hundred sixty-nine thousand, eight hundred thirty-six".