194985330 has 32 divisors (see below), whose sum is σ = 468656064. Its totient is φ = 51919296.

The previous prime is 194985317. The next prime is 194985337. The reversal of 194985330 is 33589491.

It is not an unprimeable number, because it can be changed into a prime (194985337) 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, 17557 + ... + 26423.

It is an arithmetic number, because the mean of its divisors is an integer number (14645502).

Almost surely, 2^194985330 is an apocalyptic number.

194985330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

194985330 is an abundant number, since it is smaller than the sum of its proper divisors (273670734).

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

194985330 is a wasteful number, since it uses less digits than its factorization.

194985330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9610.

The product of its (nonzero) digits is 116640, while the sum is 42.

The square root of 194985330 is about 13963.7147636293. The cubic root of 194985330 is about 579.8744575684.

The spelling of 194985330 in words is "one hundred ninety-four million, nine hundred eighty-five thousand, three hundred thirty".