194416394 has 16 divisors (see below), whose sum is σ = 297041256. Its totient is φ = 95409600.

The previous prime is 194416361. The next prime is 194416423. The reversal of 194416394 is 493614491.

194416394 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 73702225 + 120714169 = 8585^2 + 10987^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66524 + ... + 69384.

Almost surely, 2^194416394 is an apocalyptic number.

194416394 is a deficient number, since it is larger than the sum of its proper divisors (102624862).

194416394 is a wasteful number, since it uses less digits than its factorization.

194416394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3481.

The product of its digits is 93312, while the sum is 41.

The square root of 194416394 is about 13943.3279384801. The cubic root of 194416394 is about 579.3099144959.

The spelling of 194416394 in words is "one hundred ninety-four million, four hundred sixteen thousand, three hundred ninety-four".