194703768 has 192 divisors, whose sum is σ = 633821760. Its totient is φ = 52835328.

The previous prime is 194703749. The next prime is 194703781. The reversal of 194703768 is 867307491.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 988246 + ... + 988442.

It is an arithmetic number, because the mean of its divisors is an integer number (3301155).

Almost surely, 2^194703768 is an apocalyptic number.

194703768 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 194703768, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (316910880).

194703768 is an abundant number, since it is smaller than the sum of its proper divisors (439117992).

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

194703768 is a wasteful number, since it uses less digits than its factorization.

194703768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306 (or 299 counting only the distinct ones).

The product of its (nonzero) digits is 254016, while the sum is 45.

The square root of 194703768 is about 13953.6292053358. The cubic root of 194703768 is about 579.5952070497.

The spelling of 194703768 in words is "one hundred ninety-four million, seven hundred three thousand, seven hundred sixty-eight".