2269343745 has 12 divisors (see below), whose sum is σ = 3933529236. Its totient is φ = 1210316640.

The previous prime is 2269343729. The next prime is 2269343749. The reversal of 2269343745 is 5473439622.

2269343745 is a `hidden beast` number, since 2 + 269 + 343 + 7 + 45 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 640494864 + 1628848881 = 25308^2 + 40359^2 .

It is not a de Polignac number, because 2269343745 - 2⁴ = 2269343729 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 50429861 = 2269343745 / (2 + 2 + 6 + 9 + 3 + 4 + 3 + 7 + 4 + 5).

It is a self number, because there is not a number n which added to its sum of digits gives 2269343745.

It is not an unprimeable number, because it can be changed into a prime (2269343749) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25214886 + ... + 25214975.

It is an arithmetic number, because the mean of its divisors is an integer number (327794103).

Almost surely, 2^2269343745 is an apocalyptic number.

It is an amenable number.

2269343745 is a deficient number, since it is larger than the sum of its proper divisors (1664185491).

2269343745 is a wasteful number, since it uses less digits than its factorization.

2269343745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50429872 (or 50429869 counting only the distinct ones).

The product of its digits is 1088640, while the sum is 45.

The square root of 2269343745 is about 47637.6295065151. The cubic root of 2269343745 is about 1314.1151685576.

The spelling of 2269343745 in words is "two billion, two hundred sixty-nine million, three hundred forty-three thousand, seven hundred forty-five".