535983 has 8 divisors (see below), whose sum is σ = 816768. Its totient is φ = 306264.

The previous prime is 535973. The next prime is 535991. The reversal of 535983 is 389535.

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

It is not a de Polignac number, because 535983 - 2⁴ = 535967 is a prime.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (535943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12741 + ... + 12782.

It is an arithmetic number, because the mean of its divisors is an integer number (102096).

2⁵³⁵⁹⁸³ is an apocalyptic number.

535983 is a deficient number, since it is larger than the sum of its proper divisors (280785).

535983 is a wasteful number, since it uses less digits than its factorization.

535983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25533.

The product of its digits is 16200, while the sum is 33.

The square root of 535983 is about 732.1085985016. The cubic root of 535983 is about 81.2301032148.

The spelling of 535983 in words is "five hundred thirty-five thousand, nine hundred eighty-three".