238506336 has 48 divisors (see below), whose sum is σ = 695646000. Its totient is φ = 79501824.

The previous prime is 238506319. The next prime is 238506361. The reversal of 238506336 is 633605832.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 238506336.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 137161 + ... + 138888.

It is an arithmetic number, because the mean of its divisors is an integer number (14492625).

Almost surely, 2^238506336 is an apocalyptic number.

It is an amenable number.

238506336 is an abundant number, since it is smaller than the sum of its proper divisors (457139664).

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

238506336 is a wasteful number, since it uses less digits than its factorization.

238506336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276068 (or 276054 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 36.

The square root of 238506336 is about 15443.6503456922. The cubic root of 238506336 is about 620.1546059112.

The spelling of 238506336 in words is "two hundred thirty-eight million, five hundred six thousand, three hundred thirty-six".