2272131650 has 12 divisors (see below), whose sum is σ = 4226164962. Its totient is φ = 908852640.

The previous prime is 2272131647. The next prime is 2272131661. The reversal of 2272131650 is 561312722.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 2023470289 + 248661361 = 44983^2 + 15769^2 .

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 22721267 + ... + 22721366.

Almost surely, 2^2272131650 is an apocalyptic number.

2272131650 is a deficient number, since it is larger than the sum of its proper divisors (1954033312).

2272131650 is a wasteful number, since it uses less digits than its factorization.

2272131650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45442645 (or 45442640 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 2272131650 is about 47666.8821090702. The cubic root of 2272131650 is about 1314.6530816313.

The spelling of 2272131650 in words is "two billion, two hundred seventy-two million, one hundred thirty-one thousand, six hundred fifty".