539949 has 8 divisors (see below), whose sum is σ = 724192. Its totient is φ = 357840.

The previous prime is 539947. The next prime is 539993. The reversal of 539949 is 949935.

It is a happy number.

539949 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 539949 - 2¹ = 539947 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 (539947) 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, 207 + ... + 1059.

It is an arithmetic number, because the mean of its divisors is an integer number (90524).

2⁵³⁹⁹⁴⁹ is an apocalyptic number.

It is an amenable number.

539949 is a deficient number, since it is larger than the sum of its proper divisors (184243).

539949 is a wasteful number, since it uses less digits than its factorization.

539949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1067.

The product of its digits is 43740, while the sum is 39.

The square root of 539949 is about 734.8122209109. The cubic root of 539949 is about 81.4299648005.

The spelling of 539949 in words is "five hundred thirty-nine thousand, nine hundred forty-nine".