2749286 has 8 divisors (see below), whose sum is σ = 4137384. Its totient is φ = 1370160.

The previous prime is 2749283. The next prime is 2749289. The reversal of 2749286 is 6829472.

It is an interprime number because it is at equal distance from previous prime (2749283) and next prime (2749289).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2749283) 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 3 ways as a sum of consecutive naturals, for example, 1415 + ... + 2738.

It is an arithmetic number, because the mean of its divisors is an integer number (517173).

2^2749286 is an apocalyptic number.

2749286 is a deficient number, since it is larger than the sum of its proper divisors (1388098).

2749286 is a wasteful number, since it uses less digits than its factorization.

2749286 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4486.

The product of its digits is 48384, while the sum is 38.

The square root of 2749286 is about 1658.0971021023. The cubic root of 2749286 is about 140.0898402949.

The spelling of 2749286 in words is "two million, seven hundred forty-nine thousand, two hundred eighty-six".