539634 has 8 divisors (see below), whose sum is σ = 1079280. Its totient is φ = 179876.

The previous prime is 539633. The next prime is 539639. The reversal of 539634 is 436935.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

539634 is an admirable number.

It is a d-powerful number, because it can be written as 5³ + 3³ + 6⁵ + 9 + 3¹² + 4⁴ .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (539633) 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, 44964 + ... + 44975.

It is an arithmetic number, because the mean of its divisors is an integer number (134910).

2⁵³⁹⁶³⁴ is an apocalyptic number.

539634 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

539634 is a wasteful number, since it uses less digits than its factorization.

539634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89944.

The product of its digits is 9720, while the sum is 30.

The square root of 539634 is about 734.5978491665. The cubic root of 539634 is about 81.4141266204.

The spelling of 539634 in words is "five hundred thirty-nine thousand, six hundred thirty-four".