522645343 has 6 divisors (see below), whose sum is σ = 574478072. Its totient is φ = 475132020.

The previous prime is 522645301. The next prime is 522645367. The reversal of 522645343 is 343546225.

It is not a de Polignac number, because 522645343 - 2¹³ = 522637151 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 522645299 and 522645308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (522645443) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2159571 + ... + 2159812.

Almost surely, 2^522645343 is an apocalyptic number.

522645343 is a deficient number, since it is larger than the sum of its proper divisors (51832729).

522645343 is a wasteful number, since it uses less digits than its factorization.

522645343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4319405 (or 4319394 counting only the distinct ones).

The product of its digits is 86400, while the sum is 34.

The square root of 522645343 is about 22861.4379031591. The cubic root of 522645343 is about 805.5064611271.

The spelling of 522645343 in words is "five hundred twenty-two million, six hundred forty-five thousand, three hundred forty-three".