338445849 has 16 divisors (see below), whose sum is σ = 520836480. Its totient is φ = 191481600.

The previous prime is 338445839. The next prime is 338445859. The reversal of 338445849 is 948544833.

It is an interprime number because it is at equal distance from previous prime (338445839) and next prime (338445859).

It is not a de Polignac number, because 338445849 - 2²³ = 330057241 is a prime.

It is a super-2 number, since 2×338445849² = 229091185410661602, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 338445798 and 338445807.

It is not an unprimeable number, because it can be changed into a prime (338445829) 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 15 ways as a sum of consecutive naturals, for example, 77664 + ... + 81905.

It is an arithmetic number, because the mean of its divisors is an integer number (32552280).

Almost surely, 2^338445849 is an apocalyptic number.

It is an amenable number.

338445849 is a deficient number, since it is larger than the sum of its proper divisors (182390631).

338445849 is a wasteful number, since it uses less digits than its factorization.

338445849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159680.

The product of its digits is 1658880, while the sum is 48.

The square root of 338445849 is about 18396.8978091416. The cubic root of 338445849 is about 696.8881246404. Note that the first 3 decimals are identical.

It can be divided in two parts, 33844 and 5849, that added together give a palindrome (39693).

The spelling of 338445849 in words is "three hundred thirty-eight million, four hundred forty-five thousand, eight hundred forty-nine".