539867 has 4 divisors (see below), whose sum is σ = 554496. Its totient is φ = 525240.

The previous prime is 539863. The next prime is 539881. The reversal of 539867 is 768935.

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 539867 - 2² = 539863 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 539867.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 539867.

It is not an unprimeable number, because it can be changed into a prime (539863) 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, 7259 + ... + 7332.

It is an arithmetic number, because the mean of its divisors is an integer number (138624).

2⁵³⁹⁸⁶⁷ is an apocalyptic number.

539867 is a deficient number, since it is larger than the sum of its proper divisors (14629).

539867 is a wasteful number, since it uses less digits than its factorization.

539867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14628.

The product of its digits is 45360, while the sum is 38.

The square root of 539867 is about 734.7564222244. The cubic root of 539867 is about 81.4258424388.

The spelling of 539867 in words is "five hundred thirty-nine thousand, eight hundred sixty-seven".