194489316 has 192 divisors, whose sum is σ = 628185600. Its totient is φ = 50761728.

The previous prime is 194489303. The next prime is 194489417. The reversal of 194489316 is 613984491.

194489316 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 475320 + ... + 475728.

It is an arithmetic number, because the mean of its divisors is an integer number (3271800).

Almost surely, 2^194489316 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 194489316, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (314092800).

194489316 is an abundant number, since it is smaller than the sum of its proper divisors (433696284).

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

194489316 is a wasteful number, since it uses less digits than its factorization.

194489316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 483 (or 475 counting only the distinct ones).

The product of its digits is 186624, while the sum is 45.

The square root of 194489316 is about 13945.9426357633. The cubic root of 194489316 is about 579.3823349267.

The spelling of 194489316 in words is "one hundred ninety-four million, four hundred eighty-nine thousand, three hundred sixteen".