520522052 has 24 divisors (see below), whose sum is σ = 933794400. Its totient is φ = 253745856.

The previous prime is 520522033. The next prime is 520522091. The reversal of 520522052 is 250225025.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104024 + ... + 108912.

It is an arithmetic number, because the mean of its divisors is an integer number (38908100).

Almost surely, 2^520522052 is an apocalyptic number.

It is an amenable number.

520522052 is a deficient number, since it is larger than the sum of its proper divisors (413272348).

520522052 is a wasteful number, since it uses less digits than its factorization.

520522052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5555 (or 5553 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 23.

The square root of 520522052 is about 22814.9523777719. The cubic root of 520522052 is about 804.4141678560.

Adding to 520522052 its reverse (250225025), we get a palindrome (770747077).

The spelling of 520522052 in words is "five hundred twenty million, five hundred twenty-two thousand, fifty-two".