536309 has 4 divisors (see below), whose sum is σ = 538560. Its totient is φ = 534060.

The previous prime is 536293. The next prime is 536311. The reversal of 536309 is 903635.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 536309 - 2⁴ = 536293 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 (536399) 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, 719 + ... + 1260.

It is an arithmetic number, because the mean of its divisors is an integer number (134640).

2⁵³⁶³⁰⁹ is an apocalyptic number.

It is an amenable number.

536309 is a deficient number, since it is larger than the sum of its proper divisors (2251).

536309 is a wasteful number, since it uses less digits than its factorization.

536309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2250.

The product of its (nonzero) digits is 2430, while the sum is 26.

The square root of 536309 is about 732.3312092216. The cubic root of 536309 is about 81.2465686914.

The spelling of 536309 in words is "five hundred thirty-six thousand, three hundred nine".