194885330 has 16 divisors (see below), whose sum is σ = 351134784. Its totient is φ = 77878320.

The previous prime is 194885311. The next prime is 194885333. The reversal of 194885330 is 33588491.

It is not an unprimeable number, because it can be changed into a prime (194885333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1979 + ... + 19841.

It is an arithmetic number, because the mean of its divisors is an integer number (21945924).

Almost surely, 2^194885330 is an apocalyptic number.

194885330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

194885330 is a deficient number, since it is larger than the sum of its proper divisors (156249454).

194885330 is a wasteful number, since it uses less digits than its factorization.

194885330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18961.

The product of its (nonzero) digits is 103680, while the sum is 41.

The square root of 194885330 is about 13960.1335953493. The cubic root of 194885330 is about 579.7753093201.

It can be divided in two parts, 1948 and 85330, that added together give a palindrome (87278).

The spelling of 194885330 in words is "one hundred ninety-four million, eight hundred eighty-five thousand, three hundred thirty".