2066722032 has 20 divisors (see below), whose sum is σ = 5339032040. Its totient is φ = 688907328.

The previous prime is 2066721997. The next prime is 2066722039. The reversal of 2066722032 is 2302276602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2066722039) 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 3 ways as a sum of consecutive naturals, for example, 21528307 + ... + 21528402.

It is an arithmetic number, because the mean of its divisors is an integer number (266951602).

Almost surely, 2^2066722032 is an apocalyptic number.

It is an amenable number.

2066722032 is an abundant number, since it is smaller than the sum of its proper divisors (3272310008).

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

2066722032 is a wasteful number, since it uses less digits than its factorization.

2066722032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43056720 (or 43056714 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 30.

The square root of 2066722032 is about 45461.2145900217. The cubic root of 2066722032 is about 1273.7788193601.

Adding to 2066722032 its reverse (2302276602), we get a palindrome (4368998634).

The spelling of 2066722032 in words is "two billion, sixty-six million, seven hundred twenty-two thousand, thirty-two".