238734888 has 32 divisors (see below), whose sum is σ = 682100160. Its totient is φ = 68209920.

The previous prime is 238734883. The next prime is 238734889. The reversal of 238734888 is 888437832.

238734888 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 self number, because there is not a number n which added to its sum of digits gives 238734888.

It is not an unprimeable number, because it can be changed into a prime (238734883) 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, 710353 + ... + 710688.

It is an arithmetic number, because the mean of its divisors is an integer number (21315630).

Almost surely, 2^238734888 is an apocalyptic number.

238734888 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

238734888 is an abundant number, since it is smaller than the sum of its proper divisors (443365272).

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

238734888 is a wasteful number, since it uses less digits than its factorization.

238734888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1421057 (or 1421053 counting only the distinct ones).

The product of its digits is 2064384, while the sum is 51.

The square root of 238734888 is about 15451.0481197879. The cubic root of 238734888 is about 620.3526332507.

The spelling of 238734888 in words is "two hundred thirty-eight million, seven hundred thirty-four thousand, eight hundred eighty-eight".