539487144 has 48 divisors (see below), whose sum is σ = 1669842720. Its totient is φ = 154139040.

The previous prime is 539487127. The next prime is 539487161. The reversal of 539487144 is 441784935.

539487144 is a `hidden beast` number, since 539 + 4 + 8 + 71 + 44 = 666.

It is an interprime number because it is at equal distance from previous prime (539487127) and next prime (539487161).

It is a self number, because there is not a number n which added to its sum of digits gives 539487144.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 534702 + ... + 535709.

It is an arithmetic number, because the mean of its divisors is an integer number (34788390).

Almost surely, 2^539487144 is an apocalyptic number.

It is an amenable number.

539487144 is an abundant number, since it is smaller than the sum of its proper divisors (1130355576).

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

539487144 is a wasteful number, since it uses less digits than its factorization.

539487144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1070430 (or 1070423 counting only the distinct ones).

The product of its digits is 483840, while the sum is 45.

The square root of 539487144 is about 23226.8625517955. The cubic root of 539487144 is about 814.0674060334.

The spelling of 539487144 in words is "five hundred thirty-nine million, four hundred eighty-seven thousand, one hundred forty-four".