338000138 has 12 divisors (see below), whose sum is σ = 589775922. Its totient is φ = 144857160.

The previous prime is 338000009. The next prime is 338000141. The reversal of 338000138 is 831000833.

It can be written as a sum of positive squares in only one way, i.e., 282004849 + 55995289 = 16793^2 + 7483^2 .

It is a super-2 number, since 2×338000138² = 228488186576038088, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1724393 + ... + 1724588.

Almost surely, 2^338000138 is an apocalyptic number.

338000138 is a deficient number, since it is larger than the sum of its proper divisors (251775784).

338000138 is a wasteful number, since it uses less digits than its factorization.

338000138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3448997 (or 3448990 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 338000138 is about 18384.7800639551. The cubic root of 338000138 is about 696.5820715893.

The spelling of 338000138 in words is "three hundred thirty-eight million, one hundred thirty-eight", and thus it is an aban number.