194000473 has 2 divisors, whose sum is σ = 194000474. Its totient is φ = 194000472.

The previous prime is 194000467. The next prime is 194000491. The reversal of 194000473 is 374000491.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 193849929 + 150544 = 13923^2 + 388^2 .

It is a cyclic number.

It is not a de Polignac number, because 194000473 - 2²¹ = 191903321 is a prime.

It is not a weakly prime, because it can be changed into another prime (194000273) 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 as a sum of consecutive naturals, namely, 97000236 + 97000237.

It is an arithmetic number, because the mean of its divisors is an integer number (97000237).

Almost surely, 2^194000473 is an apocalyptic number.

It is an amenable number.

194000473 is a deficient number, since it is larger than the sum of its proper divisors (1).

194000473 is an equidigital number, since it uses as much as digits as its factorization.

194000473 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 194000473 is about 13928.4052568842. The cubic root of 194000473 is about 578.8965076832.

The spelling of 194000473 in words is "one hundred ninety-four million, four hundred seventy-three", and thus it is an aban number.