1066542244 has 24 divisors (see below), whose sum is σ = 1916738208. Its totient is φ = 518992320.

The previous prime is 1066542203. The next prime is 1066542289. The reversal of 1066542244 is 4422456601.

It is a super-2 number, since 2×1066542244² = 2275024716473111072, which contains 22 as substring.

It is a zygodrome in base 8.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37299 + ... + 59365.

It is an arithmetic number, because the mean of its divisors is an integer number (79864092).

Almost surely, 2^1066542244 is an apocalyptic number.

It is an amenable number.

1066542244 is a deficient number, since it is larger than the sum of its proper divisors (850195964).

1066542244 is a wasteful number, since it uses less digits than its factorization.

1066542244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22395 (or 22393 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 34.

The square root of 1066542244 is about 32657.9583562721. The cubic root of 1066542244 is about 1021.7061807037.

Adding to 1066542244 its reverse (4422456601), we get a palindrome (5488998845).

The spelling of 1066542244 in words is "one billion, sixty-six million, five hundred forty-two thousand, two hundred forty-four".