538782 has 8 divisors (see below), whose sum is σ = 1077576. Its totient is φ = 179592.

The previous prime is 538777. The next prime is 538789. The reversal of 538782 is 287835.

It is a sphenic number, since it is the product of 3 distinct primes.

538782 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (538789) by changing a digit.

538782 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44893 + ... + 44904.

It is an arithmetic number, because the mean of its divisors is an integer number (134697).

2⁵³⁸⁷⁸² is an apocalyptic number.

538782 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

538782 is a wasteful number, since it uses less digits than its factorization.

538782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89802.

The product of its digits is 13440, while the sum is 33.

The square root of 538782 is about 734.0177109580. The cubic root of 538782 is about 81.3712572104.

The spelling of 538782 in words is "five hundred thirty-eight thousand, seven hundred eighty-two".