536659 has 4 divisors (see below), whose sum is σ = 560016. Its totient is φ = 513304.

The previous prime is 536651. The next prime is 536671. The reversal of 536659 is 956635.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 536659 - 2³ = 536651 is a prime.

It is a Duffinian number.

536659 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (536651) 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, 11644 + ... + 11689.

It is an arithmetic number, because the mean of its divisors is an integer number (140004).

536659 is a Friedman number, since it can be written as 69*(6^5+5/3), using all its digits and the basic arithmetic operations.

2⁵³⁶⁶⁵⁹ is an apocalyptic number.

536659 is a deficient number, since it is larger than the sum of its proper divisors (23357).

536659 is a wasteful number, since it uses less digits than its factorization.

536659 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23356.

The product of its digits is 24300, while the sum is 34.

The square root of 536659 is about 732.5701331613. The cubic root of 536659 is about 81.2642389246.

The spelling of 536659 in words is "five hundred thirty-six thousand, six hundred fifty-nine".