194165066 has 16 divisors (see below), whose sum is σ = 307812960. Its totient is φ = 91602000.

The previous prime is 194165039. The next prime is 194165077. The reversal of 194165066 is 660561491.

194165066 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 641 + ... + 19716.

It is an arithmetic number, because the mean of its divisors is an integer number (19238310).

Almost surely, 2^194165066 is an apocalyptic number.

194165066 is a deficient number, since it is larger than the sum of its proper divisors (113647894).

194165066 is a wasteful number, since it uses less digits than its factorization.

194165066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20629.

The product of its (nonzero) digits is 38880, while the sum is 38.

The square root of 194165066 is about 13934.3125413491. The cubic root of 194165066 is about 579.0601763207.

The spelling of 194165066 in words is "one hundred ninety-four million, one hundred sixty-five thousand, sixty-six".