523226 has 16 divisors (see below), whose sum is σ = 907200. Its totient is φ = 223680.

The previous prime is 523219. The next prime is 523261. The reversal of 523226 is 622325.

It is a happy number.

It is a d-powerful number, because it can be written as 5⁸ + 2⁸ + 2¹⁰ + 3⁵ + 2¹⁷ + 6 .

It is a nialpdrome in base 9.

It is a junction number, because it is equal to n+sod(n) for n = 523198 and 523207.

It is an unprimeable number.

523226 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 326 + ... + 1073.

It is an arithmetic number, because the mean of its divisors is an integer number (56700).

2⁵²³²²⁶ is an apocalyptic number.

523226 is a deficient number, since it is larger than the sum of its proper divisors (383974).

523226 is a wasteful number, since it uses less digits than its factorization.

523226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1429.

The product of its digits is 720, while the sum is 20.

The square root of 523226 is about 723.3436251188. The cubic root of 523226 is about 80.5804655601.

Subtracting 523226 from its reverse (622325), we obtain a palindrome (99099).

The spelling of 523226 in words is "five hundred twenty-three thousand, two hundred twenty-six".