538164 has 60 divisors (see below), whose sum is σ = 1544928. Its totient is φ = 162000.

The previous prime is 538163. The next prime is 538199. The reversal of 538164 is 461835.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (538163) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3489 + ... + 3639.

2⁵³⁸¹⁶⁴ is an apocalyptic number.

538164 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 538164, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (772464).

538164 is an abundant number, since it is smaller than the sum of its proper divisors (1006764).

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

538164 is a wasteful number, since it uses less digits than its factorization.

538164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178 (or 167 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 538164 is about 733.5966194033. The cubic root of 538164 is about 81.3401335053.

Adding to 538164 its reverse (461835), we get a palindrome (999999).

It can be divided in two parts, 5381 and 64, that added together give a palindrome (5445).

The spelling of 538164 in words is "five hundred thirty-eight thousand, one hundred sixty-four".