566022222 has 32 divisors (see below), whose sum is σ = 1284595200. Its totient is φ = 184658904.

The previous prime is 566022221. The next prime is 566022239. The reversal of 566022222 is 222220665.

566022222 is a `hidden beast` number, since 56 + 602 + 2 + 2 + 2 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

566022222 is a modest number, since divided by 22222 gives 5660 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (566022221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 108972 + ... + 114047.

It is an arithmetic number, because the mean of its divisors is an integer number (40143600).

Almost surely, 2^566022222 is an apocalyptic number.

566022222 is an abundant number, since it is smaller than the sum of its proper divisors (718572978).

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

566022222 is a wasteful number, since it uses less digits than its factorization.

566022222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223077 (or 223071 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 566022222 is about 23791.2215323215. The cubic root of 566022222 is about 827.2012092621.

Adding to 566022222 its reverse (222220665), we get a palindrome (788242887).

The spelling of 566022222 in words is "five hundred sixty-six million, twenty-two thousand, two hundred twenty-two".