194750208 has 108 divisors (see below), whose sum is σ = 565824168. Its totient is φ = 64419840.

The previous prime is 194750207. The next prime is 194750239. The reversal of 194750208 is 802057491.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (194750201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 416791 + ... + 417257.

Almost surely, 2^194750208 is an apocalyptic number.

194750208 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 194750208, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (282912084).

194750208 is an abundant number, since it is smaller than the sum of its proper divisors (371073960).

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

194750208 is a wasteful number, since it uses less digits than its factorization.

194750208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 670 (or 653 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 36.

The square root of 194750208 is about 13955.2931893243. The cubic root of 194750208 is about 579.6412843324.

The spelling of 194750208 in words is "one hundred ninety-four million, seven hundred fifty thousand, two hundred eight".