2272323673 has 2 divisors, whose sum is σ = 2272323674. Its totient is φ = 2272323672.

The previous prime is 2272323637. The next prime is 2272323707. The reversal of 2272323673 is 3763232722.

Together with previous prime (2272323637) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1514532889 + 757790784 = 38917^2 + 27528^2 .

It is a cyclic number.

It is not a de Polignac number, because 2272323673 - 2⁹ = 2272323161 is a prime.

It is not a weakly prime, because it can be changed into another prime (2272321673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1136161836 + 1136161837.

It is an arithmetic number, because the mean of its divisors is an integer number (1136161837).

Almost surely, 2^2272323673 is an apocalyptic number.

It is an amenable number.

2272323673 is a deficient number, since it is larger than the sum of its proper divisors (1).

2272323673 is an equidigital number, since it uses as much as digits as its factorization.

2272323673 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 127008, while the sum is 37.

The square root of 2272323673 is about 47668.8962846844. The cubic root of 2272323673 is about 1314.6901153595.

The spelling of 2272323673 in words is "two billion, two hundred seventy-two million, three hundred twenty-three thousand, six hundred seventy-three".