10566222 has 16 divisors (see below), whose sum is σ = 21169920. Its totient is φ = 3515832.

The previous prime is 10566221. The next prime is 10566253. The reversal of 10566222 is 22266501.

It is a super-2 number, since 2×10566222² = 223290094706568, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10566192 and 10566201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10566221) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 3243 + ... + 5625.

It is an arithmetic number, because the mean of its divisors is an integer number (1323120).

Almost surely, 2^10566222 is an apocalyptic number.

10566222 is an abundant number, since it is smaller than the sum of its proper divisors (10603698).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10566222 is a wasteful number, since it uses less digits than its factorization.

10566222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3127.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 10566222 is about 3250.5725649491. The cubic root of 10566222 is about 219.4353426100.

The spelling of 10566222 in words is "ten million, five hundred sixty-six thousand, two hundred twenty-two".