522510252 has 48 divisors (see below), whose sum is σ = 1355139072. Its totient is φ = 155346880.

The previous prime is 522510223. The next prime is 522510259. The reversal of 522510252 is 252015225.

It is not an unprimeable number, because it can be changed into a prime (522510259) 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, 30348 + ... + 44339.

It is an arithmetic number, because the mean of its divisors is an integer number (28232064).

Almost surely, 2^522510252 is an apocalyptic number.

It is an amenable number.

522510252 is an abundant number, since it is smaller than the sum of its proper divisors (832628820).

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

522510252 is a wasteful number, since it uses less digits than its factorization.

522510252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74758 (or 74756 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 24.

The square root of 522510252 is about 22858.4831517754. The cubic root of 522510252 is about 805.4370539267.

Adding to 522510252 its reverse (252015225), we get a palindrome (774525477).

The spelling of 522510252 in words is "five hundred twenty-two million, five hundred ten thousand, two hundred fifty-two".