194042328 has 64 divisors (see below), whose sum is σ = 500774400. Its totient is φ = 62624640.

The previous prime is 194042323. The next prime is 194042333. The reversal of 194042328 is 823240491.

194042328 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (194042323) and next prime (194042333).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (194042323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 99523 + ... + 101453.

It is an arithmetic number, because the mean of its divisors is an integer number (7824600).

Almost surely, 2^194042328 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 194042328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (250387200).

194042328 is an abundant number, since it is smaller than the sum of its proper divisors (306732072).

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

194042328 is a wasteful number, since it uses less digits than its factorization.

194042328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2072 (or 2068 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 194042328 is about 13929.9076809575. The cubic root of 194042328 is about 578.9381363979.

The spelling of 194042328 in words is "one hundred ninety-four million, forty-two thousand, three hundred twenty-eight".