539699389 has 8 divisors (see below), whose sum is σ = 568588640. Its totient is φ = 510858576.

The previous prime is 539699311. The next prime is 539699401. The reversal of 539699389 is 983996935.

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 539699389 - 2¹⁹ = 539175101 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 (539699089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12022 + ... + 34984.

It is an arithmetic number, because the mean of its divisors is an integer number (71073580).

Almost surely, 2^539699389 is an apocalyptic number.

It is an amenable number.

539699389 is a deficient number, since it is larger than the sum of its proper divisors (28889251).

539699389 is a wasteful number, since it uses less digits than its factorization.

539699389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24219.

The product of its digits is 14171760, while the sum is 61.

The square root of 539699389 is about 23231.4310579439. The cubic root of 539699389 is about 814.1741488198.

The spelling of 539699389 in words is "five hundred thirty-nine million, six hundred ninety-nine thousand, three hundred eighty-nine".