522266 has 8 divisors (see below), whose sum is σ = 787584. Its totient is φ = 259740.

The previous prime is 522259. The next prime is 522281. The reversal of 522266 is 662225.

It is a happy number.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 140 + ... + 1031.

It is an arithmetic number, because the mean of its divisors is an integer number (98448).

2⁵²²²⁶⁶ is an apocalyptic number.

522266 is a deficient number, since it is larger than the sum of its proper divisors (265318).

522266 is a wasteful number, since it uses less digits than its factorization.

522266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1396.

The product of its digits is 1440, while the sum is 23.

The square root of 522266 is about 722.6797354292. The cubic root of 522266 is about 80.5311531494.

The spelling of 522266 in words is "five hundred twenty-two thousand, two hundred sixty-six".