520027600 has 120 divisors (see below), whose sum is σ = 1315962648. Its totient is φ = 197222400.

The previous prime is 520027589. The next prime is 520027601. The reversal of 520027600 is 6720025.

It can be written as a sum of positive squares in 12 ways, for example, as 55711296 + 464316304 = 7464^2 + 21548^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (520027601) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 606372 + ... + 607228.

Almost surely, 2^520027600 is an apocalyptic number.

520027600 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 520027600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (657981324).

520027600 is an abundant number, since it is smaller than the sum of its proper divisors (795935048).

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

520027600 is a wasteful number, since it uses less digits than its factorization.

520027600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 953 (or 942 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 22.

The square root of 520027600 is about 22804.1136639862. The cubic root of 520027600 is about 804.1593786496.

Adding to 520027600 its reverse (6720025), we get a palindrome (526747625).

The spelling of 520027600 in words is "five hundred twenty million, twenty-seven thousand, six hundred".