194883673 has 2 divisors, whose sum is σ = 194883674. Its totient is φ = 194883672.

The previous prime is 194883653. The next prime is 194883691. The reversal of 194883673 is 376388491.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 121815369 + 73068304 = 11037^2 + 8548^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-194883673 is a prime.

It is not a weakly prime, because it can be changed into another prime (194883613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97441836 + 97441837.

It is an arithmetic number, because the mean of its divisors is an integer number (97441837).

Almost surely, 2^194883673 is an apocalyptic number.

It is an amenable number.

194883673 is a deficient number, since it is larger than the sum of its proper divisors (1).

194883673 is an equidigital number, since it uses as much as digits as its factorization.

194883673 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 870912, while the sum is 49.

The square root of 194883673 is about 13960.0742476536. The cubic root of 194883673 is about 579.7736661480.

The spelling of 194883673 in words is "one hundred ninety-four million, eight hundred eighty-three thousand, six hundred seventy-three".