2270172089 has 2 divisors, whose sum is σ = 2270172090. Its totient is φ = 2270172088.

The previous prime is 2270172071. The next prime is 2270172133. The reversal of 2270172089 is 9802710722.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2142301225 + 127870864 = 46285^2 + 11308^2 .

It is a cyclic number.

It is not a de Polignac number, because 2270172089 - 2²⁰ = 2269123513 is a prime.

It is not a weakly prime, because it can be changed into another prime (2270171089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1135086044 + 1135086045.

It is an arithmetic number, because the mean of its divisors is an integer number (1135086045).

Almost surely, 2^2270172089 is an apocalyptic number.

It is an amenable number.

2270172089 is a deficient number, since it is larger than the sum of its proper divisors (1).

2270172089 is an equidigital number, since it uses as much as digits as its factorization.

2270172089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28224, while the sum is 38.

The square root of 2270172089 is about 47646.3229326251. The cubic root of 2270172089 is about 1314.2750395923.

The spelling of 2270172089 in words is "two billion, two hundred seventy million, one hundred seventy-two thousand, eighty-nine".