539247020 has 48 divisors (see below), whose sum is σ = 1240233120. Its totient is φ = 195726336.

The previous prime is 539247013. The next prime is 539247041. The reversal of 539247020 is 20742935.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2237 + ... + 32916.

It is an arithmetic number, because the mean of its divisors is an integer number (25838190).

Almost surely, 2^539247020 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 539247020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (620116560).

539247020 is an abundant number, since it is smaller than the sum of its proper divisors (700986100).

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

539247020 is a wasteful number, since it uses less digits than its factorization.

539247020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35234 (or 35232 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 539247020 is about 23221.6928754129. The cubic root of 539247020 is about 813.9466085110.

Adding to 539247020 its reverse (20742935), we get a palindrome (559989955).

The spelling of 539247020 in words is "five hundred thirty-nine million, two hundred forty-seven thousand, twenty".