522073193236 has 108 divisors (see below), whose sum is σ = 1093829248512. Its totient is φ = 217279190016.

The previous prime is 522073193233. The next prime is 522073193251. The reversal of 522073193236 is 632391370225.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a junction number, because it is equal to n+sod(n) for n = 522073193192 and 522073193201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (522073193233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 313933741 + ... + 313935403.

Almost surely, 2^522073193236 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 522073193236, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (546914624256).

522073193236 is an abundant number, since it is smaller than the sum of its proper divisors (571756055276).

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

522073193236 is a wasteful number, since it uses less digits than its factorization.

522073193236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2110 (or 1908 counting only the distinct ones).

The product of its (nonzero) digits is 408240, while the sum is 43.

The spelling of 522073193236 in words is "five hundred twenty-two billion, seventy-three million, one hundred ninety-three thousand, two hundred thirty-six".