238816256 has 44 divisors (see below), whose sum is σ = 545615568. Its totient is φ = 102346752.

The previous prime is 238816229. The next prime is 238816271. The reversal of 238816256 is 652618832.

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9491 + ... + 23826.

Almost surely, 2^238816256 is an apocalyptic number.

It is an amenable number.

238816256 is an abundant number, since it is smaller than the sum of its proper divisors (306799312).

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

238816256 is an equidigital number, since it uses as much as digits as its factorization.

238816256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33344 (or 33326 counting only the distinct ones).

The product of its digits is 138240, while the sum is 41.

The square root of 238816256 is about 15453.6809854481. The cubic root of 238816256 is about 620.4231034976.

The spelling of 238816256 in words is "two hundred thirty-eight million, eight hundred sixteen thousand, two hundred fifty-six".