338522145 has 32 divisors (see below), whose sum is σ = 614006400. Its totient is φ = 157883904.

The previous prime is 338522141. The next prime is 338522161. The reversal of 338522145 is 541225833.

It is not a de Polignac number, because 338522145 - 2² = 338522141 is a prime.

It is a super-2 number, since 2×338522145² = 229194485310802050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (338522141) 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 31 ways as a sum of consecutive naturals, for example, 41980 + ... + 49389.

It is an arithmetic number, because the mean of its divisors is an integer number (19187700).

Almost surely, 2^338522145 is an apocalyptic number.

It is an amenable number.

338522145 is a deficient number, since it is larger than the sum of its proper divisors (275484255).

338522145 is a wasteful number, since it uses less digits than its factorization.

338522145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91409.

The product of its digits is 28800, while the sum is 33.

The square root of 338522145 is about 18398.9713027658. The cubic root of 338522145 is about 696.9404873070.

Adding to 338522145 its reverse (541225833), we get a palindrome (879747978).

The spelling of 338522145 in words is "three hundred thirty-eight million, five hundred twenty-two thousand, one hundred forty-five".