535979 has 4 divisors (see below), whose sum is σ = 543600. Its totient is φ = 528360.

The previous prime is 535973. The next prime is 535991. The reversal of 535979 is 979535.

535979 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 979535 = 5 ⋅195907.

It is a cyclic number.

It is not a de Polignac number, because 535979 - 2¹⁶ = 470443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (535973) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3704 + ... + 3845.

It is an arithmetic number, because the mean of its divisors is an integer number (135900).

2⁵³⁵⁹⁷⁹ is an apocalyptic number.

535979 is a deficient number, since it is larger than the sum of its proper divisors (7621).

535979 is an equidigital number, since it uses as much as digits as its factorization.

535979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7620.

The product of its digits is 42525, while the sum is 38.

The square root of 535979 is about 732.1058666614. The cubic root of 535979 is about 81.2299011429.

Subtracting 535979 from its reverse (979535), we obtain a square (443556 = 666²).

The spelling of 535979 in words is "five hundred thirty-five thousand, nine hundred seventy-nine".