194894316 has 24 divisors (see below), whose sum is σ = 505281840. Its totient is φ = 64964736.

The previous prime is 194894311. The next prime is 194894317. The reversal of 194894316 is 613498491.

194894316 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (194894311) 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, 902181 + ... + 902396.

It is an arithmetic number, because the mean of its divisors is an integer number (21053410).

Almost surely, 2^194894316 is an apocalyptic number.

It is an amenable number.

194894316 is an abundant number, since it is smaller than the sum of its proper divisors (310387524).

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

194894316 is a wasteful number, since it uses less digits than its factorization.

194894316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1804590 (or 1804582 counting only the distinct ones).

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

The square root of 194894316 is about 13960.4554366969. The cubic root of 194894316 is about 579.7842201685.

The spelling of 194894316 in words is "one hundred ninety-four million, eight hundred ninety-four thousand, three hundred sixteen".