2543283 has 24 divisors (see below), whose sum is σ = 3931200. Its totient is φ = 1579824.

The previous prime is 2543279. The next prime is 2543287. The reversal of 2543283 is 3823452.

It is an interprime number because it is at equal distance from previous prime (2543279) and next prime (2543287).

It is not a de Polignac number, because 2543283 - 2² = 2543279 is a prime.

It is a d-powerful number, because it can be written as 2 + 5⁹ + 4⁸ + 3⁴ + 2¹⁹ + 8 + 3⁵ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2543287) 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 23 ways as a sum of consecutive naturals, for example, 18228 + ... + 18366.

It is an arithmetic number, because the mean of its divisors is an integer number (163800).

2^2543283 is an apocalyptic number.

2543283 is a deficient number, since it is larger than the sum of its proper divisors (1387917).

2543283 is a wasteful number, since it uses less digits than its factorization.

2543283 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271 (or 268 counting only the distinct ones).

The product of its digits is 5760, while the sum is 27.

The square root of 2543283 is about 1594.7673811563. The cubic root of 2543283 is about 136.4996578504.

The spelling of 2543283 in words is "two million, five hundred forty-three thousand, two hundred eighty-three".