539756427 has 16 divisors (see below), whose sum is σ = 865775360. Its totient is φ = 292198752.

The previous prime is 539756417. The next prime is 539756447. The reversal of 539756427 is 724657935.

It is not a de Polignac number, because 539756427 - 2¹¹ = 539754379 is a prime.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (539756417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 675988 + ... + 676785.

It is an arithmetic number, because the mean of its divisors is an integer number (54110960).

Almost surely, 2^539756427 is an apocalyptic number.

539756427 is a gapful number since it is divisible by the number (57) formed by its first and last digit.

539756427 is a deficient number, since it is larger than the sum of its proper divisors (326018933).

539756427 is a wasteful number, since it uses less digits than its factorization.

539756427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1352802.

The product of its digits is 1587600, while the sum is 48.

The square root of 539756427 is about 23232.6586296102. The cubic root of 539756427 is about 814.2028297424.

The spelling of 539756427 in words is "five hundred thirty-nine million, seven hundred fifty-six thousand, four hundred twenty-seven".