194506928 has 160 divisors (see below), whose sum is σ = 512967168. Its totient is φ = 69120000.

The previous prime is 194506909. The next prime is 194506937. The reversal of 194506928 is 829605491.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 774803 + ... + 775053.

Almost surely, 2^194506928 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 194506928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (256483584).

194506928 is an abundant number, since it is smaller than the sum of its proper divisors (318460240).

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

194506928 is a wasteful number, since it uses less digits than its factorization.

194506928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331 (or 325 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 44.

The square root of 194506928 is about 13946.5740596033. The cubic root of 194506928 is about 579.3998230744.

The spelling of 194506928 in words is "one hundred ninety-four million, five hundred six thousand, nine hundred twenty-eight".