194645922 has 8 divisors (see below), whose sum is σ = 389291856. Its totient is φ = 64881972.

The previous prime is 194645911. The next prime is 194645977. The reversal of 194645922 is 229546491.

194645922 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

194645922 is an admirable number.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

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, 16220488 + ... + 16220499.

It is an arithmetic number, because the mean of its divisors is an integer number (48661482).

Almost surely, 2^194645922 is an apocalyptic number.

194645922 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

194645922 is a wasteful number, since it uses less digits than its factorization.

194645922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32440992.

The product of its digits is 155520, while the sum is 42.

The square root of 194645922 is about 13951.5562572783. The cubic root of 194645922 is about 579.5378026048.

The spelling of 194645922 in words is "one hundred ninety-four million, six hundred forty-five thousand, nine hundred twenty-two".