533983 has 4 divisors (see below), whose sum is σ = 535528. Its totient is φ = 532440.

The previous prime is 533971. The next prime is 533989. The reversal of 533983 is 389335.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 389335 = 5 ⋅77867.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-533983 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (533989) 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 3 ways as a sum of consecutive naturals, for example, 13 + ... + 1033.

It is an arithmetic number, because the mean of its divisors is an integer number (133882).

2⁵³³⁹⁸³ is an apocalyptic number.

533983 is a deficient number, since it is larger than the sum of its proper divisors (1545).

533983 is a wasteful number, since it uses less digits than its factorization.

533983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1544.

The product of its digits is 9720, while the sum is 31.

The square root of 533983 is about 730.7414043285. The cubic root of 533983 is about 81.1289416122.

The spelling of 533983 in words is "five hundred thirty-three thousand, nine hundred eighty-three".