2271162148 has 12 divisors (see below), whose sum is σ = 4049525340. Its totient is φ = 1114154912.

The previous prime is 2271162121. The next prime is 2271162149. The reversal of 2271162148 is 8412611722.

It can be written as a sum of positive squares in 2 ways, for example, as 967085604 + 1304076544 = 31098^2 + 36112^2 .

It is not an unprimeable number, because it can be changed into a prime (2271162149) 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, 5356303 + ... + 5356726.

It is an arithmetic number, because the mean of its divisors is an integer number (337460445).

Almost surely, 2^2271162148 is an apocalyptic number.

It is an amenable number.

2271162148 is a deficient number, since it is larger than the sum of its proper divisors (1778363192).

2271162148 is a wasteful number, since it uses less digits than its factorization.

2271162148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10713086 (or 10713084 counting only the distinct ones).

The product of its digits is 10752, while the sum is 34.

The square root of 2271162148 is about 47656.7114685854. The cubic root of 2271162148 is about 1314.4660707369.

The spelling of 2271162148 in words is "two billion, two hundred seventy-one million, one hundred sixty-two thousand, one hundred forty-eight".