2272645306 has 16 divisors (see below), whose sum is σ = 3614393664. Its totient is φ = 1068028864.

The previous prime is 2272645303. The next prime is 2272645307. The reversal of 2272645306 is 6035462722.

It is not an unprimeable number, because it can be changed into a prime (2272645303) 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 7 ways as a sum of consecutive naturals, for example, 19720 + ... + 70243.

It is an arithmetic number, because the mean of its divisors is an integer number (225899604).

Almost surely, 2^2272645306 is an apocalyptic number.

2272645306 is a deficient number, since it is larger than the sum of its proper divisors (1341748358).

2272645306 is a wasteful number, since it uses less digits than its factorization.

2272645306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90725.

The product of its (nonzero) digits is 120960, while the sum is 37.

The square root of 2272645306 is about 47672.2697802402. The cubic root of 2272645306 is about 1314.7521411149.

The spelling of 2272645306 in words is "two billion, two hundred seventy-two million, six hundred forty-five thousand, three hundred six".