2272238873 has 2 divisors, whose sum is σ = 2272238874. Its totient is φ = 2272238872.

The previous prime is 2272238851. The next prime is 2272238897. The reversal of 2272238873 is 3788322722.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1839723664 + 432515209 = 42892^2 + 20797^2 .

It is a cyclic number.

It is not a de Polignac number, because 2272238873 - 2¹² = 2272234777 is a prime.

It is a super-3 number, since 3×2272238873³ (a number of 29 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (2272238833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1136119436 + 1136119437.

It is an arithmetic number, because the mean of its divisors is an integer number (1136119437).

Almost surely, 2^2272238873 is an apocalyptic number.

It is an amenable number.

2272238873 is a deficient number, since it is larger than the sum of its proper divisors (1).

2272238873 is an equidigital number, since it uses as much as digits as its factorization.

2272238873 is an evil number, because the sum of its binary digits is even.

The product of its digits is 451584, while the sum is 44.

The square root of 2272238873 is about 47668.0068075014. The cubic root of 2272238873 is about 1314.6737610126.

The spelling of 2272238873 in words is "two billion, two hundred seventy-two million, two hundred thirty-eight thousand, eight hundred seventy-three".