2289766901 has 2 divisors, whose sum is σ = 2289766902. Its totient is φ = 2289766900.

The previous prime is 2289766883. The next prime is 2289766961. The reversal of 2289766901 is 1096679822.

It is a happy number.

2289766901 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2289526801 + 240100 = 47849^2 + 490^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2289766901 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2289766901.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2289766961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1144883450 + 1144883451.

It is an arithmetic number, because the mean of its divisors is an integer number (1144883451).

Almost surely, 2^2289766901 is an apocalyptic number.

It is an amenable number.

2289766901 is a deficient number, since it is larger than the sum of its proper divisors (1).

2289766901 is an equidigital number, since it uses as much as digits as its factorization.

2289766901 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 653184, while the sum is 50.

The square root of 2289766901 is about 47851.5088685822. The cubic root of 2289766901 is about 1318.0455658875.

It can be divided in two parts, 22897 and 66901, that added together give a palindrome (89798).

The spelling of 2289766901 in words is "two billion, two hundred eighty-nine million, seven hundred sixty-six thousand, nine hundred one".