535540 has 12 divisors (see below), whose sum is σ = 1124676. Its totient is φ = 214208.

The previous prime is 535529. The next prime is 535547. The reversal of 535540 is 45535.

It is a happy number.

535540 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 131044 + 404496 = 362^2 + 636^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (535547) 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, 13369 + ... + 13408.

It is an arithmetic number, because the mean of its divisors is an integer number (93723).

2⁵³⁵⁵⁴⁰ is an apocalyptic number.

It is an amenable number.

535540 is an abundant number, since it is smaller than the sum of its proper divisors (589136).

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

535540 is a wasteful number, since it uses less digits than its factorization.

535540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26786 (or 26784 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 22.

The square root of 535540 is about 731.8059852174. The cubic root of 535540 is about 81.2077176451.

The spelling of 535540 in words is "five hundred thirty-five thousand, five hundred forty".