522478343 has 8 divisors (see below), whose sum is σ = 527049600. Its totient is φ = 517918968.

The previous prime is 522478339. The next prime is 522478379. The reversal of 522478343 is 343874225.

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

It is a cyclic number.

It is not a de Polignac number, because 522478343 - 2² = 522478339 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 522478297 and 522478306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (522478303) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100748 + ... + 105806.

It is an arithmetic number, because the mean of its divisors is an integer number (65881200).

Almost surely, 2^522478343 is an apocalyptic number.

522478343 is a deficient number, since it is larger than the sum of its proper divisors (4571257).

522478343 is a wasteful number, since it uses less digits than its factorization.

522478343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5941.

The product of its digits is 161280, while the sum is 38.

The square root of 522478343 is about 22857.7851726715. The cubic root of 522478343 is about 805.4206579395.

The spelling of 522478343 in words is "five hundred twenty-two million, four hundred seventy-eight thousand, three hundred forty-three".