522226 has 8 divisors (see below), whose sum is σ = 808704. Its totient is φ = 252660.

The previous prime is 522211. The next prime is 522227. The reversal of 522226 is 622225.

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

It is a nialpdrome in base 9.

It is not an unprimeable number, because it can be changed into a prime (522227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4150 + ... + 4273.

It is an arithmetic number, because the mean of its divisors is an integer number (101088).

2⁵²²²²⁶ is an apocalyptic number.

522226 is a deficient number, since it is larger than the sum of its proper divisors (286478).

522226 is a wasteful number, since it uses less digits than its factorization.

522226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8456.

The product of its digits is 480, while the sum is 19.

The square root of 522226 is about 722.6520601230. The cubic root of 522226 is about 80.5290971547.

Subtracting 522226 from its reverse (622225), we obtain a palindrome (99999).

It can be divided in two parts, 52 and 2226, that added together give a triangular number (2278 = T₆₇).

The spelling of 522226 in words is "five hundred twenty-two thousand, two hundred twenty-six".