1066600222 has 16 divisors (see below), whose sum is σ = 1655937360. Its totient is φ = 514640448.

The previous prime is 1066600219. The next prime is 1066600253. The reversal of 1066600222 is 2220066601.

It is a super-2 number, since 2×1066600222² = 2275272067140898568, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 148273 + ... + 155299.

It is an arithmetic number, because the mean of its divisors is an integer number (103496085).

Almost surely, 2^1066600222 is an apocalyptic number.

1066600222 is a deficient number, since it is larger than the sum of its proper divisors (589337138).

1066600222 is a wasteful number, since it uses less digits than its factorization.

1066600222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9675.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 1066600222 is about 32658.8459992082. The cubic root of 1066600222 is about 1021.7246939280.

Adding to 1066600222 its reverse (2220066601), we get a palindrome (3286666823).

The spelling of 1066600222 in words is "one billion, sixty-six million, six hundred thousand, two hundred twenty-two".