238116684 has 96 divisors (see below), whose sum is σ = 624314880. Its totient is φ = 70156800.

The previous prime is 238116653. The next prime is 238116689. The reversal of 238116684 is 486611832.

It is a super-3 number, since 3×238116684³ (a number of 26 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (238116689) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 377049 + ... + 377679.

It is an arithmetic number, because the mean of its divisors is an integer number (6503280).

Almost surely, 2^238116684 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 238116684, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (312157440).

238116684 is an abundant number, since it is smaller than the sum of its proper divisors (386198196).

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

238116684 is a wasteful number, since it uses less digits than its factorization.

238116684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 751 (or 749 counting only the distinct ones).

The product of its digits is 55296, while the sum is 39.

The square root of 238116684 is about 15431.0299073004. The cubic root of 238116684 is about 619.8167026657.

The spelling of 238116684 in words is "two hundred thirty-eight million, one hundred sixteen thousand, six hundred eighty-four".