385586473 has 2 divisors, whose sum is σ = 385586474. Its totient is φ = 385586472.

The previous prime is 385586447. The next prime is 385586527. The reversal of 385586473 is 374685583.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 277155904 + 108430569 = 16648^2 + 10413^2 .

It is an emirp because it is prime and its reverse (374685583) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-385586473 is a prime.

It is not a weakly prime, because it can be changed into another prime (385586413) 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, 192793236 + 192793237.

It is an arithmetic number, because the mean of its divisors is an integer number (192793237).

Almost surely, 2^385586473 is an apocalyptic number.

It is an amenable number.

385586473 is a deficient number, since it is larger than the sum of its proper divisors (1).

385586473 is an equidigital number, since it uses as much as digits as its factorization.

385586473 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2419200, while the sum is 49.

The square root of 385586473 is about 19636.3558991988. The cubic root of 385586473 is about 727.8478384486.

The spelling of 385586473 in words is "three hundred eighty-five million, five hundred eighty-six thousand, four hundred seventy-three".