520313234 has 8 divisors (see below), whose sum is σ = 891965568. Its totient is φ = 222991380.

The previous prime is 520313231. The next prime is 520313251. The reversal of 520313234 is 432313025.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×520313234² = 541451722951077512, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (520313231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18582602 + ... + 18582629.

It is an arithmetic number, because the mean of its divisors is an integer number (111495696).

Almost surely, 2^520313234 is an apocalyptic number.

520313234 is a deficient number, since it is larger than the sum of its proper divisors (371652334).

520313234 is a wasteful number, since it uses less digits than its factorization.

520313234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37165240.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 520313234 is about 22810.3755777935. The cubic root of 520313234 is about 804.3065844377.

Adding to 520313234 its reverse (432313025), we get a palindrome (952626259).

The spelling of 520313234 in words is "five hundred twenty million, three hundred thirteen thousand, two hundred thirty-four".