194536208 has 20 divisors (see below), whose sum is σ = 393302208. Its totient is φ = 93038880.

The previous prime is 194536207. The next prime is 194536211. The reversal of 194536208 is 802635491.

It is a happy number.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (194536207) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 263948 + ... + 264683.

Almost surely, 2^194536208 is an apocalyptic number.

It is an amenable number.

194536208 is an abundant number, since it is smaller than the sum of its proper divisors (198766000).

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

194536208 is a wasteful number, since it uses less digits than its factorization.

194536208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 528662 (or 528656 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 38.

The square root of 194536208 is about 13947.6237402649. The cubic root of 194536208 is about 579.4288948335.

The spelling of 194536208 in words is "one hundred ninety-four million, five hundred thirty-six thousand, two hundred eight".