538368 has 36 divisors (see below), whose sum is σ = 1434888. Its totient is φ = 179200.

The previous prime is 538367. The next prime is 538397. The reversal of 538368 is 863835.

Its product of digits (17280) is a multiple of the sum of its prime factors (720).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (538367) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 418 + ... + 1118.

It is an arithmetic number, because the mean of its divisors is an integer number (39858).

2⁵³⁸³⁶⁸ 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 538368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (717444).

538368 is an abundant number, since it is smaller than the sum of its proper divisors (896520).

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

538368 is an equidigital number, since it uses as much as digits as its factorization.

538368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 720 (or 706 counting only the distinct ones).

The product of its digits is 17280, while the sum is 33.

The square root of 538368 is about 733.7356472191. The cubic root of 538368 is about 81.3504099830.

The spelling of 538368 in words is "five hundred thirty-eight thousand, three hundred sixty-eight".