338565139 has 8 divisors (see below), whose sum is σ = 372397680. Its totient is φ = 307785280.

The previous prime is 338565131. The next prime is 338565151. The reversal of 338565139 is 931565833.

It is not a de Polignac number, because 338565139 - 2³ = 338565131 is a prime.

It is a super-2 number, since 2×338565139² = 229252706692178642, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 338565095 and 338565104.

It is not an unprimeable number, because it can be changed into a prime (338565131) 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 in 7 ways as a sum of consecutive naturals, for example, 125854 + ... + 128515.

It is an arithmetic number, because the mean of its divisors is an integer number (46549710).

Almost surely, 2^338565139 is an apocalyptic number.

338565139 is a deficient number, since it is larger than the sum of its proper divisors (33832541).

338565139 is an equidigital number, since it uses as much as digits as its factorization.

338565139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254402 (or 254380 counting only the distinct ones).

The product of its digits is 291600, while the sum is 43.

The square root of 338565139 is about 18400.1396462092. The cubic root of 338565139 is about 696.9699910301.

The spelling of 338565139 in words is "three hundred thirty-eight million, five hundred sixty-five thousand, one hundred thirty-nine".