2288237761 has 2 divisors, whose sum is σ = 2288237762. Its totient is φ = 2288237760.

The previous prime is 2288237759. The next prime is 2288237767. The reversal of 2288237761 is 1677328822.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1248562225 + 1039675536 = 35335^2 + 32244^2 .

It is a cyclic number.

It is not a de Polignac number, because 2288237761 - 2¹ = 2288237759 is a prime.

Together with 2288237759, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2288237767) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1144118880 + 1144118881.

It is an arithmetic number, because the mean of its divisors is an integer number (1144118881).

Almost surely, 2^2288237761 is an apocalyptic number.

It is an amenable number.

2288237761 is a deficient number, since it is larger than the sum of its proper divisors (1).

2288237761 is an equidigital number, since it uses as much as digits as its factorization.

2288237761 is an evil number, because the sum of its binary digits is even.

The product of its digits is 451584, while the sum is 46.

The square root of 2288237761 is about 47835.5282295492. The cubic root of 2288237761 is about 1317.7520971481.

The spelling of 2288237761 in words is "two billion, two hundred eighty-eight million, two hundred thirty-seven thousand, seven hundred sixty-one".