2288564461 has 2 divisors, whose sum is σ = 2288564462. Its totient is φ = 2288564460.

The previous prime is 2288564431. The next prime is 2288564477. The reversal of 2288564461 is 1644658822.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1805400100 + 483164361 = 42490^2 + 21981^2 .

It is a cyclic number.

It is not a de Polignac number, because 2288564461 - 2²³ = 2280175853 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2288564401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1144282230 + 1144282231.

It is an arithmetic number, because the mean of its divisors is an integer number (1144282231).

Almost surely, 2^2288564461 is an apocalyptic number.

It is an amenable number.

2288564461 is a deficient number, since it is larger than the sum of its proper divisors (1).

2288564461 is an equidigital number, since it uses as much as digits as its factorization.

2288564461 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 737280, while the sum is 46.

The square root of 2288564461 is about 47838.9429335557. The cubic root of 2288564461 is about 1317.8148075783.

The spelling of 2288564461 in words is "two billion, two hundred eighty-eight million, five hundred sixty-four thousand, four hundred sixty-one".