338671868 has 12 divisors (see below), whose sum is σ = 601522152. Its totient is φ = 166808400.

The previous prime is 338671819. The next prime is 338671877. The reversal of 338671868 is 868176833.

It is a super-2 number, since 2×338671868² = 229397268349218848, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 631583 + ... + 632118.

It is an arithmetic number, because the mean of its divisors is an integer number (50126846).

Almost surely, 2^338671868 is an apocalyptic number.

It is an amenable number.

338671868 is a deficient number, since it is larger than the sum of its proper divisors (262850284).

338671868 is a wasteful number, since it uses less digits than its factorization.

338671868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1263772 (or 1263770 counting only the distinct ones).

The product of its digits is 1161216, while the sum is 50.

The square root of 338671868 is about 18403.0396402333. The cubic root of 338671868 is about 697.0432207540.

The spelling of 338671868 in words is "three hundred thirty-eight million, six hundred seventy-one thousand, eight hundred sixty-eight".