522143530 has 32 divisors (see below), whose sum is σ = 957795840. Its totient is φ = 204889920.

The previous prime is 522143483. The next prime is 522143543. The reversal of 522143530 is 35341225.

522143530 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 522143495 and 522143504.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 291297 + ... + 293083.

It is an arithmetic number, because the mean of its divisors is an integer number (29931120).

Almost surely, 2^522143530 is an apocalyptic number.

522143530 is a deficient number, since it is larger than the sum of its proper divisors (435652310).

522143530 is a wasteful number, since it uses less digits than its factorization.

522143530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2334.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 522143530 is about 22850.4601704211. The cubic root of 522143530 is about 805.2485787629.

Adding to 522143530 its reverse (35341225), we get a palindrome (557484755).

The spelling of 522143530 in words is "five hundred twenty-two million, one hundred forty-three thousand, five hundred thirty".