238883688 has 32 divisors (see below), whose sum is σ = 663566400. Its totient is φ = 79627824.

The previous prime is 238883683. The next prime is 238883717. The reversal of 238883688 is 886388832.

238883688 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (54).

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

It is not an unprimeable number, because it can be changed into a prime (238883683) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 552756 + ... + 553187.

It is an arithmetic number, because the mean of its divisors is an integer number (20736450).

Almost surely, 2^238883688 is an apocalyptic number.

It is an amenable number.

238883688 is an abundant number, since it is smaller than the sum of its proper divisors (424682712).

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

238883688 is a wasteful number, since it uses less digits than its factorization.

238883688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1105958 (or 1105948 counting only the distinct ones).

The product of its digits is 3538944, while the sum is 54.

The square root of 238883688 is about 15455.8625770288. The cubic root of 238883688 is about 620.4814920881.

The spelling of 238883688 in words is "two hundred thirty-eight million, eight hundred eighty-three thousand, six hundred eighty-eight".