5573966281 has 9 divisors (see below), whose sum is σ = 6036766119. Its totient is φ = 5144303736.

The previous prime is 5573966249. The next prime is 5573966297. The reversal of 5573966281 is 1826693755.

The square root of 5573966281 is 74659.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 824551225 + 4749415056 = 28715^2 + 68916^2 .

It is not a de Polignac number, because 5573966281 - 2⁵ = 5573966249 is a prime.

It is a super-2 number, since 2×5573966281² = 62138200203449941922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5573966201) 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 8 ways as a sum of consecutive naturals, for example, 967696 + ... + 973438.

It is an arithmetic number, because the mean of its divisors is an integer number (670751791).

Almost surely, 2^5573966281 is an apocalyptic number.

5573966281 is the 74659-th square number.

5573966281 is the 37330-th centered octagonal number.

It is an amenable number.

5573966281 is a deficient number, since it is larger than the sum of its proper divisors (462799838).

5573966281 is an frugal number, since it uses more digits than its factorization.

5573966281 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11512 (or 5756 counting only the distinct ones).

The product of its digits is 2721600, while the sum is 52.

The cubic root of 5573966281 is about 1773.0518896309.

The spelling of 5573966281 in words is "five billion, five hundred seventy-three million, nine hundred sixty-six thousand, two hundred eighty-one".