338969369 has 2 divisors, whose sum is σ = 338969370. Its totient is φ = 338969368.

The previous prime is 338969363. The next prime is 338969417. The reversal of 338969369 is 963969833.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 275560000 + 63409369 = 16600^2 + 7963^2 .

It is a cyclic number.

It is not a de Polignac number, because 338969369 - 2⁴ = 338969353 is a prime.

It is a super-2 number, since 2×338969369² = 229800466240516322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (338969363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 169484684 + 169484685.

It is an arithmetic number, because the mean of its divisors is an integer number (169484685).

Almost surely, 2^338969369 is an apocalyptic number.

It is an amenable number.

338969369 is a deficient number, since it is larger than the sum of its proper divisors (1).

338969369 is an equidigital number, since it uses as much as digits as its factorization.

338969369 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5668704, while the sum is 56.

The square root of 338969369 is about 18411.1207969531. The cubic root of 338969369 is about 697.2472632543.

The spelling of 338969369 in words is "three hundred thirty-eight million, nine hundred sixty-nine thousand, three hundred sixty-nine".