539220032 has 28 divisors (see below), whose sum is σ = 1152325356. Its totient is φ = 248870400.

The previous prime is 539220013. The next prime is 539220047. The reversal of 539220032 is 230022935.

It can be written as a sum of positive squares in 2 ways, for example, as 179131456 + 360088576 = 13384^2 + 18976^2 .

It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a junction number, because it is equal to n+sod(n) for n = 539219983 and 539220010.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 323219 + ... + 324882.

It is an arithmetic number, because the mean of its divisors is an integer number (41154477).

Almost surely, 2^539220032 is an apocalyptic number.

539220032 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

539220032 is an abundant number, since it is smaller than the sum of its proper divisors (613105324).

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

539220032 is a wasteful number, since it uses less digits than its factorization.

539220032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 648126 (or 648116 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 26.

The square root of 539220032 is about 23221.1117735564. Note that the first 3 decimals coincide. The cubic root of 539220032 is about 813.9330296027.

Adding to 539220032 its reverse (230022935), we get a palindrome (769242967).

The spelling of 539220032 in words is "five hundred thirty-nine million, two hundred twenty thousand, thirty-two".