1066560204 has 24 divisors (see below), whose sum is σ = 2511475120. Its totient is φ = 352257984.

The previous prime is 1066560199. The next prime is 1066560217. The reversal of 1066560204 is 4020656601.

It is a super-2 number, since 2×1066560204² = 2275101337513043232, which contains 22 as substring.

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, 406399 + ... + 409014.

Almost surely, 2^1066560204 is an apocalyptic number.

It is an amenable number.

1066560204 is an abundant number, since it is smaller than the sum of its proper divisors (1444914916).

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

1066560204 is a wasteful number, since it uses less digits than its factorization.

1066560204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 815529 (or 815527 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 1066560204 is about 32658.2333263758. The cubic root of 1066560204 is about 1021.7119156664.

It can be divided in two parts, 1066 and 560204, that added together give a triangular number (561270 = T₁₀₅₉).

The spelling of 1066560204 in words is "one billion, sixty-six million, five hundred sixty thousand, two hundred four".