194788612 has 12 divisors (see below), whose sum is σ = 341239360. Its totient is φ = 97291656.

The previous prime is 194788591. The next prime is 194788613. The reversal of 194788612 is 216887491.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (194788613) 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 3 ways as a sum of consecutive naturals, for example, 21312 + ... + 29047.

Almost surely, 2^194788612 is an apocalyptic number.

It is an amenable number.

194788612 is a deficient number, since it is larger than the sum of its proper divisors (146450748).

194788612 is a wasteful number, since it uses less digits than its factorization.

194788612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51330 (or 51328 counting only the distinct ones).

The product of its digits is 193536, while the sum is 46.

The square root of 194788612 is about 13956.6690868559. The cubic root of 194788612 is about 579.6793828468.

The spelling of 194788612 in words is "one hundred ninety-four million, seven hundred eighty-eight thousand, six hundred twelve".