2766234249 has 12 divisors (see below), whose sum is σ = 4001132356. Its totient is φ = 1841635872.

The previous prime is 2766234199. The next prime is 2766234257. The reversal of 2766234249 is 9424326672.

It can be written as a sum of positive squares in 2 ways, for example, as 2213043849 + 553190400 = 47043^2 + 23520^2 .

It is not a de Polignac number, because 2766234249 - 2¹¹ = 2766232201 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2766234269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 203062 + ... + 216255.

Almost surely, 2^2766234249 is an apocalyptic number.

It is an amenable number.

2766234249 is a deficient number, since it is larger than the sum of its proper divisors (1234898107).

2766234249 is a wasteful number, since it uses less digits than its factorization.

2766234249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 420056 (or 420053 counting only the distinct ones).

The product of its digits is 870912, while the sum is 45.

The square root of 2766234249 is about 52595.0021294799. The cubic root of 2766234249 is about 1403.7711673832.

It can be divided in two parts, 276623424 and 9, that multiplied together give a square (2489610816 = 49896²).

The spelling of 2766234249 in words is "two billion, seven hundred sixty-six million, two hundred thirty-four thousand, two hundred forty-nine".