522302422 has 8 divisors (see below), whose sum is σ = 783734400. Its totient is φ = 261057624.

The previous prime is 522302387. The next prime is 522302449. The reversal of 522302422 is 224203225.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 522302393 and 522302402.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 39597 + ... + 51112.

It is an arithmetic number, because the mean of its divisors is an integer number (97966800).

Almost surely, 2^522302422 is an apocalyptic number.

522302422 is a deficient number, since it is larger than the sum of its proper divisors (261431978).

522302422 is a wasteful number, since it uses less digits than its factorization.

522302422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93590.

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 522302422 is about 22853.9366849565. The cubic root of 522302422 is about 805.3302514407.

Adding to 522302422 its reverse (224203225), we get a palindrome (746505647).

The spelling of 522302422 in words is "five hundred twenty-two million, three hundred two thousand, four hundred twenty-two".