535873 has 4 divisors (see below), whose sum is σ = 577108. Its totient is φ = 494640.

The previous prime is 535861. The next prime is 535879. The reversal of 535873 is 378535.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 378535 = 5 ⋅75707.

It can be written as a sum of positive squares in 2 ways, for example, as 82944 + 452929 = 288^2 + 673^2 .

It is a cyclic number.

It is not a de Polignac number, because 535873 - 2⁹ = 535361 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a plaindrome in base 11.

It is not an unprimeable number, because it can be changed into a prime (535879) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20598 + ... + 20623.

It is an arithmetic number, because the mean of its divisors is an integer number (144277).

2⁵³⁵⁸⁷³ is an apocalyptic number.

It is an amenable number.

535873 is a deficient number, since it is larger than the sum of its proper divisors (41235).

535873 is a wasteful number, since it uses less digits than its factorization.

535873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41234.

The product of its digits is 12600, while the sum is 31.

The square root of 535873 is about 732.0334691802. The cubic root of 535873 is about 81.2245458727.

The spelling of 535873 in words is "five hundred thirty-five thousand, eight hundred seventy-three".