194434612 has 6 divisors (see below), whose sum is σ = 340260578. Its totient is φ = 97217304.

The previous prime is 194434579. The next prime is 194434613. The reversal of 194434612 is 216434491.

It can be written as a sum of positive squares in only one way, i.e., 122456356 + 71978256 = 11066^2 + 8484^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (194434613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24304323 + ... + 24304330.

Almost surely, 2^194434612 is an apocalyptic number.

It is an amenable number.

194434612 is a deficient number, since it is larger than the sum of its proper divisors (145825966).

194434612 is a wasteful number, since it uses less digits than its factorization.

194434612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48608657 (or 48608655 counting only the distinct ones).

The product of its digits is 20736, while the sum is 34.

The square root of 194434612 is about 13943.9812105439. The cubic root of 194434612 is about 579.3280088863.

The spelling of 194434612 in words is "one hundred ninety-four million, four hundred thirty-four thousand, six hundred twelve".