194242012 has 6 divisors (see below), whose sum is σ = 339923528. Its totient is φ = 97121004.

The previous prime is 194242007. The next prime is 194242019. The reversal of 194242012 is 210242491.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (194242019) by changing a digit.

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 as a sum of consecutive naturals, namely, 24280248 + ... + 24280255.

Almost surely, 2^194242012 is an apocalyptic number.

It is an amenable number.

194242012 is a deficient number, since it is larger than the sum of its proper divisors (145681516).

194242012 is a wasteful number, since it uses less digits than its factorization.

194242012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48560507 (or 48560505 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 194242012 is about 13937.0732939165. The cubic root of 194242012 is about 579.1366584617.

The spelling of 194242012 in words is "one hundred ninety-four million, two hundred forty-two thousand, twelve".