520056325 has 12 divisors (see below), whose sum is σ = 645280128. Its totient is φ = 415780400.

The previous prime is 520056311. The next prime is 520056359. The reversal of 520056325 is 523650025.

It is not a de Polignac number, because 520056325 - 2⁹ = 520055813 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 520056293 and 520056302.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 39870 + ... + 51280.

It is an arithmetic number, because the mean of its divisors is an integer number (53773344).

Almost surely, 2^520056325 is an apocalyptic number.

It is an amenable number.

520056325 is a deficient number, since it is larger than the sum of its proper divisors (125223803).

520056325 is a wasteful number, since it uses less digits than its factorization.

520056325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13244 (or 13239 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 28.

The square root of 520056325 is about 22804.7434758648. The cubic root of 520056325 is about 804.1741849488.

The spelling of 520056325 in words is "five hundred twenty million, fifty-six thousand, three hundred twenty-five".