539861532 has 24 divisors (see below), whose sum is σ = 1439630976. Its totient is φ = 154246128.

The previous prime is 539861527. The next prime is 539861557. The reversal of 539861532 is 235168935.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 3213378 + ... + 3213545.

It is an arithmetic number, because the mean of its divisors is an integer number (59984624).

Almost surely, 2^539861532 is an apocalyptic number.

It is an amenable number.

539861532 is an abundant number, since it is smaller than the sum of its proper divisors (899769444).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

539861532 is a wasteful number, since it uses less digits than its factorization.

539861532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6426937 (or 6426935 counting only the distinct ones).

The product of its digits is 194400, while the sum is 42.

The square root of 539861532 is about 23234.9205292379. The cubic root of 539861532 is about 814.2556753286.

The spelling of 539861532 in words is "five hundred thirty-nine million, eight hundred sixty-one thousand, five hundred thirty-two".