522322460 has 48 divisors (see below), whose sum is σ = 1201979520. Its totient is φ = 189080640.

The previous prime is 522322459. The next prime is 522322469. The reversal of 522322460 is 64223225.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (522322469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44711 + ... + 55169.

It is an arithmetic number, because the mean of its divisors is an integer number (25041240).

Almost surely, 2^522322460 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 522322460, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (600989760).

522322460 is an abundant number, since it is smaller than the sum of its proper divisors (679657060).

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

522322460 is a wasteful number, since it uses less digits than its factorization.

522322460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10706 (or 10704 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 522322460 is about 22854.3750734952. The cubic root of 522322460 is about 805.3405500726.

Adding to 522322460 its reverse (64223225), we get a palindrome (586545685).

The spelling of 522322460 in words is "five hundred twenty-two million, three hundred twenty-two thousand, four hundred sixty".