238616 has 16 divisors (see below), whose sum is σ = 511440. Its totient is φ = 102240.

The previous prime is 238591. The next prime is 238627. The reversal of 238616 is 616832.

238616 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-4 number, since 4×238616⁴ (a number of 23 digits) contains 4444 as substring.

It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

238616 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2075 + ... + 2186.

It is an arithmetic number, because the mean of its divisors is an integer number (31965).

2²³⁸⁶¹⁶ is an apocalyptic number.

It is an amenable number.

238616 is an abundant number, since it is smaller than the sum of its proper divisors (272824).

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

238616 is a wasteful number, since it uses less digits than its factorization.

238616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4274 (or 4270 counting only the distinct ones).

The product of its digits is 1728, while the sum is 26.

The square root of 238616 is about 488.4833671682. The cubic root of 238616 is about 62.0249639325.

The spelling of 238616 in words is "two hundred thirty-eight thousand, six hundred sixteen".