2550843 has 12 divisors (see below), whose sum is σ = 3710928. Its totient is φ = 1688400.

The previous prime is 2550791. The next prime is 2550853. The reversal of 2550843 is 3480552.

It is not a de Polignac number, because 2550843 - 2¹⁴ = 2534459 is a prime.

2550843 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2550853) 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, 421 + ... + 2297.

It is an arithmetic number, because the mean of its divisors is an integer number (309244).

2^2550843 is an apocalyptic number.

2550843 is a deficient number, since it is larger than the sum of its proper divisors (1160085).

2550843 is a wasteful number, since it uses less digits than its factorization.

2550843 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2034 (or 2031 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 2550843 is about 1597.1358739944. The cubic root of 2550843 is about 136.6347741035.

The spelling of 2550843 in words is "two million, five hundred fifty thousand, eight hundred forty-three".