539699 has 8 divisors (see below), whose sum is σ = 583200. Its totient is φ = 497536.

The previous prime is 539687. The next prime is 539711. The reversal of 539699 is 996935.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (539687) and next prime (539711).

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

It is a cyclic number.

It is not a de Polignac number, because 539699 - 2¹⁶ = 474163 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (539629) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 602 + ... + 1200.

It is an arithmetic number, because the mean of its divisors is an integer number (72900).

2⁵³⁹⁶⁹⁹ is an apocalyptic number.

539699 is a deficient number, since it is larger than the sum of its proper divisors (43501).

539699 is a wasteful number, since it uses less digits than its factorization.

539699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 669.

The product of its digits is 65610, while the sum is 41.

The square root of 539699 is about 734.6420897281. The cubic root of 539699 is about 81.4173953209.

The spelling of 539699 in words is "five hundred thirty-nine thousand, six hundred ninety-nine".