520538336 has 12 divisors (see below), whose sum is σ = 1024809912. Its totient is φ = 260269152.

The previous prime is 520538303. The next prime is 520538339. The reversal of 520538336 is 633835025.

It is a junction number, because it is equal to n+sod(n) for n = 520538296 and 520538305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (520538339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8133380 + ... + 8133443.

It is an arithmetic number, because the mean of its divisors is an integer number (85400826).

Almost surely, 2^520538336 is an apocalyptic number.

It is an amenable number.

520538336 is a deficient number, since it is larger than the sum of its proper divisors (504271576).

520538336 is a wasteful number, since it uses less digits than its factorization.

520538336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16266833 (or 16266825 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 35.

The square root of 520538336 is about 22815.3092462057. The cubic root of 520538336 is about 804.4225561934.

The spelling of 520538336 in words is "five hundred twenty million, five hundred thirty-eight thousand, three hundred thirty-six".