522005 has 8 divisors (see below), whose sum is σ = 683424. Its totient is φ = 379600.

The previous prime is 521999. The next prime is 522017. The reversal of 522005 is 500225.

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

It is not a de Polignac number, because 522005 - 2⁸ = 521749 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4691 + ... + 4800.

It is an arithmetic number, because the mean of its divisors is an integer number (85428).

2⁵²²⁰⁰⁵ is an apocalyptic number.

522005 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

522005 is a deficient number, since it is larger than the sum of its proper divisors (161419).

522005 is a wasteful number, since it uses less digits than its factorization.

522005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9507.

The product of its (nonzero) digits is 100, while the sum is 14.

The square root of 522005 is about 722.4991349476. The cubic root of 522005 is about 80.5177358912.

The spelling of 522005 in words is "five hundred twenty-two thousand, five".