539486769 has 16 divisors (see below), whose sum is σ = 743151104. Its totient is φ = 347760000.

The previous prime is 539486719. The next prime is 539486771. The reversal of 539486769 is 967684935.

It is a happy number.

It is not a de Polignac number, because 539486769 - 2⁷ = 539486641 is a prime.

It is a super-2 number, since 2×539486769² = 582091947852118722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (539486719) 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 15 ways as a sum of consecutive naturals, for example, 178269 + ... + 181269.

It is an arithmetic number, because the mean of its divisors is an integer number (46446944).

Almost surely, 2^539486769 is an apocalyptic number.

It is an amenable number.

539486769 is a deficient number, since it is larger than the sum of its proper divisors (203664335).

539486769 is a wasteful number, since it uses less digits than its factorization.

539486769 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4968.

The product of its digits is 9797760, while the sum is 57.

The square root of 539486769 is about 23226.8544792445. The cubic root of 539486769 is about 814.0672174127.

The spelling of 539486769 in words is "five hundred thirty-nine million, four hundred eighty-six thousand, seven hundred sixty-nine".