539369481 has 32 divisors (see below), whose sum is σ = 859944960. Its totient is φ = 294015744.

The previous prime is 539369471. The next prime is 539369533. The reversal of 539369481 is 184963935.

It is not a de Polignac number, because 539369481 - 2¹³ = 539361289 is a prime.

It is a super-2 number, since 2×539369481² = 581838874068418722, which contains 22 as substring.

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 Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 539369481.

It is not an unprimeable number, because it can be changed into a prime (539369471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 207850 + ... + 210428.

It is an arithmetic number, because the mean of its divisors is an integer number (26873280).

Almost surely, 2^539369481 is an apocalyptic number.

It is an amenable number.

539369481 is a deficient number, since it is larger than the sum of its proper divisors (320575479).

539369481 is a wasteful number, since it uses less digits than its factorization.

539369481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3045.

The product of its digits is 699840, while the sum is 48.

The square root of 539369481 is about 23224.3295059298. The cubic root of 539369481 is about 814.0082186003.

The spelling of 539369481 in words is "five hundred thirty-nine million, three hundred sixty-nine thousand, four hundred eighty-one".