535660 has 12 divisors (see below), whose sum is σ = 1124928. Its totient is φ = 214256.

The previous prime is 535637. The next prime is 535663. The reversal of 535660 is 66535.

It is not an unprimeable number, because it can be changed into a prime (535663) by changing a digit.

535660 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, 13372 + ... + 13411.

It is an arithmetic number, because the mean of its divisors is an integer number (93744).

2⁵³⁵⁶⁶⁰ is an apocalyptic number.

It is an amenable number.

535660 is an abundant number, since it is smaller than the sum of its proper divisors (589268).

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

535660 is a wasteful number, since it uses less digits than its factorization.

535660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26792 (or 26790 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 25.

The square root of 535660 is about 731.8879695691. The cubic root of 535660 is about 81.2137826750.

The spelling of 535660 in words is "five hundred thirty-five thousand, six hundred sixty".