238868928 has 42 divisors (see below), whose sum is σ = 684676304. Its totient is φ = 79622784.

The previous prime is 238868909. The next prime is 238868941. The reversal of 238868928 is 829868832.

238868928 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a nude number because it is divisible by every one of its digits.

It is a congruent 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, 206776 + ... + 207927.

Almost surely, 2^238868928 is an apocalyptic number.

It is an amenable number.

238868928 is an abundant number, since it is smaller than the sum of its proper divisors (445807376).

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

238868928 is a wasteful number, since it uses less digits than its factorization.

238868928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 414721 (or 414708 counting only the distinct ones).

The product of its digits is 2654208, while the sum is 54.

The square root of 238868928 is about 15455.3850809354. The cubic root of 238868928 is about 620.4687125139.

The spelling of 238868928 in words is "two hundred thirty-eight million, eight hundred sixty-eight thousand, nine hundred twenty-eight".