2273769 has 6 divisors (see below), whose sum is σ = 3284346. Its totient is φ = 1515840.

The previous prime is 2273759. The next prime is 2273771. The reversal of 2273769 is 9673722.

2273769 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 1299600 + 974169 = 1140^2 + 987^2 .

It is not a de Polignac number, because 2273769 - 2¹¹ = 2271721 is a prime.

It is a super-2 number, since 2×2273769² = 10340050930722, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2273729) 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 5 ways as a sum of consecutive naturals, for example, 126312 + ... + 126329.

It is an arithmetic number, because the mean of its divisors is an integer number (547391).

2^2273769 is an apocalyptic number.

It is an amenable number.

2273769 is a deficient number, since it is larger than the sum of its proper divisors (1010577).

2273769 is a wasteful number, since it uses less digits than its factorization.

2273769 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252647 (or 252644 counting only the distinct ones).

The product of its digits is 31752, while the sum is 36.

The square root of 2273769 is about 1507.9021851566. The cubic root of 2273769 is about 131.4968795493.

The spelling of 2273769 in words is "two million, two hundred seventy-three thousand, seven hundred sixty-nine".