194396966 has 16 divisors (see below), whose sum is σ = 304668000. Its totient is φ = 92851968.

The previous prime is 194396963. The next prime is 194396971. The reversal of 194396966 is 669693491.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (194396963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40460 + ... + 45008.

It is an arithmetic number, because the mean of its divisors is an integer number (19041750).

Almost surely, 2^194396966 is an apocalyptic number.

194396966 is a deficient number, since it is larger than the sum of its proper divisors (110271034).

194396966 is a wasteful number, since it uses less digits than its factorization.

194396966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5503.

The product of its digits is 1889568, while the sum is 53.

The square root of 194396966 is about 13942.6312437789. The cubic root of 194396966 is about 579.2906170699.

The spelling of 194396966 in words is "one hundred ninety-four million, three hundred ninety-six thousand, nine hundred sixty-six".