538873 has 4 divisors (see below), whose sum is σ = 556288. Its totient is φ = 521460.

The previous prime is 538871. The next prime is 538877. The reversal of 538873 is 378835.

538873 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 378835 = 5 ⋅75767.

It is a cyclic number.

It is not a de Polignac number, because 538873 - 2¹ = 538871 is a prime.

It is a super-2 number, since 2×538873² = 580768220258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (538871) 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, 8661 + ... + 8722.

It is an arithmetic number, because the mean of its divisors is an integer number (139072).

2⁵³⁸⁸⁷³ is an apocalyptic number.

It is an amenable number.

538873 is a deficient number, since it is larger than the sum of its proper divisors (17415).

538873 is a wasteful number, since it uses less digits than its factorization.

538873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17414.

The product of its digits is 20160, while the sum is 34.

The square root of 538873 is about 734.0796959459. The cubic root of 538873 is about 81.3758381402.

The spelling of 538873 in words is "five hundred thirty-eight thousand, eight hundred seventy-three".