539947 has 2 divisors, whose sum is σ = 539948. Its totient is φ = 539946.

The previous prime is 539921. The next prime is 539993. The reversal of 539947 is 749935.

539947 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 539947 - 2¹¹ = 537899 is a prime.

It is a d-powerful number, because it can be written as 5⁵ + 3⁷ + 9³ + 9⁶ + 4³ + 7⁴ .

It is not a weakly prime, because it can be changed into another prime (539047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 269973 + 269974.

It is an arithmetic number, because the mean of its divisors is an integer number (269974).

2⁵³⁹⁹⁴⁷ is an apocalyptic number.

539947 is a deficient number, since it is larger than the sum of its proper divisors (1).

539947 is an equidigital number, since it uses as much as digits as its factorization.

539947 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34020, while the sum is 37.

The square root of 539947 is about 734.8108600177. The cubic root of 539947 is about 81.4298642601.

It can be divided in two parts, 53 and 9947, that added together give a 4-th power (10000 = 10⁴).

The spelling of 539947 in words is "five hundred thirty-nine thousand, nine hundred forty-seven".