520235012 has 12 divisors (see below), whose sum is σ = 993176016. Its totient is φ = 236470440.

The previous prime is 520234997. The next prime is 520235021. The reversal of 520235012 is 210532025.

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, 5911718 + ... + 5911805.

It is an arithmetic number, because the mean of its divisors is an integer number (82764668).

Almost surely, 2^520235012 is an apocalyptic number.

It is an amenable number.

520235012 is a deficient number, since it is larger than the sum of its proper divisors (472941004).

520235012 is a wasteful number, since it uses less digits than its factorization.

520235012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11823538 (or 11823536 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 520235012 is about 22808.6608988779. The cubic root of 520235012 is about 804.2662769084.

Adding to 520235012 its reverse (210532025), we get a palindrome (730767037).

It can be divided in two parts, 520 and 235012, that added together give a palindrome (235532).

The spelling of 520235012 in words is "five hundred twenty million, two hundred thirty-five thousand, twelve".