1066979572 has 12 divisors (see below), whose sum is σ = 1912756356. Its totient is φ = 520477760.

The previous prime is 1066979549. The next prime is 1066979579. The reversal of 1066979572 is 2759796601.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 480661776 + 586317796 = 21924^2 + 24214^2 .

It is a super-2 number, since 2×1066979572² = 2276890814130606368, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1066979579) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 3252823 + ... + 3253150.

It is an arithmetic number, because the mean of its divisors is an integer number (159396363).

Almost surely, 2^1066979572 is an apocalyptic number.

It is an amenable number.

1066979572 is a deficient number, since it is larger than the sum of its proper divisors (845776784).

1066979572 is a wasteful number, since it uses less digits than its factorization.

1066979572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6506018 (or 6506016 counting only the distinct ones).

The product of its (nonzero) digits is 1428840, while the sum is 52.

The square root of 1066979572 is about 32664.6532508766. The cubic root of 1066979572 is about 1021.8458093854.

The spelling of 1066979572 in words is "one billion, sixty-six million, nine hundred seventy-nine thousand, five hundred seventy-two".