522875197 has 4 divisors (see below), whose sum is σ = 563096380. Its totient is φ = 482654016.

The previous prime is 522875189. The next prime is 522875209. The reversal of 522875197 is 791578225.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 109118916 + 413756281 = 10446^2 + 20341^2 .

It is not a de Polignac number, because 522875197 - 2³ = 522875189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (522875107) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 20110572 + ... + 20110597.

It is an arithmetic number, because the mean of its divisors is an integer number (140774095).

Almost surely, 2^522875197 is an apocalyptic number.

It is an amenable number.

522875197 is a deficient number, since it is larger than the sum of its proper divisors (40221183).

522875197 is a wasteful number, since it uses less digits than its factorization.

522875197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40221182.

The product of its digits is 352800, while the sum is 46.

The square root of 522875197 is about 22866.4644621769. The cubic root of 522875197 is about 805.6245282823.

The spelling of 522875197 in words is "five hundred twenty-two million, eight hundred seventy-five thousand, one hundred ninety-seven".