396368773 has 2 divisors, whose sum is σ = 396368774. Its totient is φ = 396368772.

The previous prime is 396368701. The next prime is 396368779. The reversal of 396368773 is 377863693.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 360164484 + 36204289 = 18978^2 + 6017^2 .

It is an emirp because it is prime and its reverse (377863693) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-396368773 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 396368773.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (396368779) 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, 198184386 + 198184387.

It is an arithmetic number, because the mean of its divisors is an integer number (198184387).

Almost surely, 2^396368773 is an apocalyptic number.

It is an amenable number.

396368773 is a deficient number, since it is larger than the sum of its proper divisors (1).

396368773 is an equidigital number, since it uses as much as digits as its factorization.

396368773 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3429216, while the sum is 52.

The square root of 396368773 is about 19909.0123562170. The cubic root of 396368773 is about 734.5699262562.

The spelling of 396368773 in words is "three hundred ninety-six million, three hundred sixty-eight thousand, seven hundred seventy-three".