338137656 has 32 divisors (see below), whose sum is σ = 848063760. Its totient is φ = 112349952.

The previous prime is 338137643. The next prime is 338137663. The reversal of 338137656 is 656731833.

It is a super-2 number, since 2×338137656² = 228674148810348672, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14995 + ... + 30018.

Almost surely, 2^338137656 is an apocalyptic number.

It is an amenable number.

338137656 is an abundant number, since it is smaller than the sum of its proper divisors (509926104).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

338137656 is a wasteful number, since it uses less digits than its factorization.

338137656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45335 (or 45331 counting only the distinct ones).

The product of its digits is 272160, while the sum is 42.

The square root of 338137656 is about 18388.5196794087. The cubic root of 338137656 is about 696.6765287351.

The spelling of 338137656 in words is "three hundred thirty-eight million, one hundred thirty-seven thousand, six hundred fifty-six".