194018928 has 40 divisors (see below), whose sum is σ = 501717888. Its totient is φ = 64608192.

The previous prime is 194018921. The next prime is 194018933. The reversal of 194018928 is 829810491.

194018928 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 194018928.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (194018921) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84451 + ... + 86717.

Almost surely, 2^194018928 is an apocalyptic number.

It is an amenable number.

194018928 is an abundant number, since it is smaller than the sum of its proper divisors (307698960).

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

194018928 is a wasteful number, since it uses less digits than its factorization.

194018928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4061 (or 4055 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 42.

The square root of 194018928 is about 13929.0677362126. The cubic root of 194018928 is about 578.9148636459.

The spelling of 194018928 in words is "one hundred ninety-four million, eighteen thousand, nine hundred twenty-eight".