539388801 has 96 divisors (see below), whose sum is σ = 1021483008. Its totient is φ = 277136640.

The previous prime is 539388799. The next prime is 539388821. The reversal of 539388801 is 108883935.

539388801 is a `hidden beast` number, since 539 + 38 + 8 + 80 + 1 = 666.

It is not a de Polignac number, because 539388801 - 2¹ = 539388799 is a prime.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (539388821) 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 95 ways as a sum of consecutive naturals, for example, 664686 + ... + 665496.

It is an arithmetic number, because the mean of its divisors is an integer number (10640448).

Almost surely, 2^539388801 is an apocalyptic number.

539388801 is a gapful number since it is divisible by the number (51) formed by its first and last digit.

It is an amenable number.

539388801 is a deficient number, since it is larger than the sum of its proper divisors (482094207).

539388801 is a wasteful number, since it uses less digits than its factorization.

539388801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 873 (or 861 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 45.

The square root of 539388801 is about 23224.7454453219. The cubic root of 539388801 is about 814.0179376343.

The spelling of 539388801 in words is "five hundred thirty-nine million, three hundred eighty-eight thousand, eight hundred one".