535636 has 12 divisors (see below), whose sum is σ = 992628. Its totient is φ = 252032.

The previous prime is 535627. The next prime is 535637. The reversal of 535636 is 636535.

It can be written as a sum of positive squares in 2 ways, for example, as 244036 + 291600 = 494^2 + 540^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (535637) by changing a digit.

535636 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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, 3871 + ... + 4006.

It is an arithmetic number, because the mean of its divisors is an integer number (82719).

2⁵³⁵⁶³⁶ is an apocalyptic number.

It is an amenable number.

535636 is a deficient number, since it is larger than the sum of its proper divisors (456992).

535636 is a wasteful number, since it uses less digits than its factorization.

535636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7898 (or 7896 counting only the distinct ones).

The product of its digits is 8100, while the sum is 28.

The square root of 535636 is about 731.8715734335. The cubic root of 535636 is about 81.2125697415.

The spelling of 535636 in words is "five hundred thirty-five thousand, six hundred thirty-six".