520523034 has 32 divisors (see below), whose sum is σ = 1103357376. Its totient is φ = 163142400.

The previous prime is 520523033. The next prime is 520523039. The reversal of 520523034 is 430325025.

It is a junction number, because it is equal to n+sod(n) for n = 520522995 and 520523013.

It is not an unprimeable number, because it can be changed into a prime (520523033) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 146244 + ... + 149760.

It is an arithmetic number, because the mean of its divisors is an integer number (34479918).

Almost surely, 2^520523034 is an apocalyptic number.

520523034 is an abundant number, since it is smaller than the sum of its proper divisors (582834342).

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

520523034 is a wasteful number, since it uses less digits than its factorization.

520523034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4990.

The product of its (nonzero) digits is 3600, while the sum is 24.

The square root of 520523034 is about 22814.9738987359. The cubic root of 520523034 is about 804.4146737163.

Adding to 520523034 its reverse (430325025), we get a palindrome (950848059).

The spelling of 520523034 in words is "five hundred twenty million, five hundred twenty-three thousand, thirty-four".