2289949266 has 64 divisors (see below), whose sum is σ = 5298099840. Its totient is φ = 652124160.

The previous prime is 2289949237. The next prime is 2289949267. The reversal of 2289949266 is 6629499822.

2289949266 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (57) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (2289949267) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1095150 + ... + 1097238.

It is an arithmetic number, because the mean of its divisors is an integer number (82782810).

Almost surely, 2^2289949266 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2289949266, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2649049920).

2289949266 is an abundant number, since it is smaller than the sum of its proper divisors (3008150574).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2289949266 is a wasteful number, since it uses less digits than its factorization.

2289949266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3099.

The product of its digits is 6718464, while the sum is 57.

The square root of 2289949266 is about 47853.4143609419. The cubic root of 2289949266 is about 1318.0805562030.

The spelling of 2289949266 in words is "two billion, two hundred eighty-nine million, nine hundred forty-nine thousand, two hundred sixty-six".