535818 has 8 divisors (see below), whose sum is σ = 1071648. Its totient is φ = 178604.

The previous prime is 535811. The next prime is 535849. The reversal of 535818 is 818535.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

535818 is an admirable number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 535818.

It is not an unprimeable number, because it can be changed into a prime (535811) 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, 44646 + ... + 44657.

It is an arithmetic number, because the mean of its divisors is an integer number (133956).

2⁵³⁵⁸¹⁸ is an apocalyptic number.

535818 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

535818 is a wasteful number, since it uses less digits than its factorization.

535818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89308.

The product of its digits is 4800, while the sum is 30.

The square root of 535818 is about 731.9959016279. The cubic root of 535818 is about 81.2217669164.

The spelling of 535818 in words is "five hundred thirty-five thousand, eight hundred eighteen".