1066005622 has 16 divisors (see below), whose sum is σ = 1772971344. Its totient is φ = 476604000.

The previous prime is 1066005613. The next prime is 1066005623. The reversal of 1066005622 is 2265006601.

It is a super-2 number, since 2×1066005622² = 2272735972271213768, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1066005623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 395829 + ... + 398512.

It is an arithmetic number, because the mean of its divisors is an integer number (110810709).

Almost surely, 2^1066005622 is an apocalyptic number.

1066005622 is a deficient number, since it is larger than the sum of its proper divisors (706965722).

1066005622 is a wasteful number, since it uses less digits than its factorization.

1066005622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 794415.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 1066005622 is about 32649.7415303705. The cubic root of 1066005622 is about 1021.5347975899.

The spelling of 1066005622 in words is "one billion, sixty-six million, five thousand, six hundred twenty-two".