386266369 has 2 divisors, whose sum is σ = 386266370. Its totient is φ = 386266368.

The previous prime is 386266343. The next prime is 386266411. The reversal of 386266369 is 963662683.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 265266369 + 121000000 = 16287^2 + 11000^2 .

It is a cyclic number.

It is not a de Polignac number, because 386266369 - 2⁵ = 386266337 is a prime.

It is a super-2 number, since 2×386266369² = 298403415640888322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (386267369) 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, 193133184 + 193133185.

It is an arithmetic number, because the mean of its divisors is an integer number (193133185).

Almost surely, 2^386266369 is an apocalyptic number.

It is an amenable number.

386266369 is a deficient number, since it is larger than the sum of its proper divisors (1).

386266369 is an equidigital number, since it uses as much as digits as its factorization.

386266369 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1679616, while the sum is 49.

The square root of 386266369 is about 19653.6604478657. The cubic root of 386266369 is about 728.2753865208.

The spelling of 386266369 in words is "three hundred eighty-six million, two hundred sixty-six thousand, three hundred sixty-nine".