5678851 has 2 divisors, whose sum is σ = 5678852. Its totient is φ = 5678850.

The previous prime is 5678843. The next prime is 5678873. The reversal of 5678851 is 1588765.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5678851 - 2³ = 5678843 is a prime.

5678851 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (5678821) 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 as a sum of consecutive naturals, namely, 2839425 + 2839426.

It is an arithmetic number, because the mean of its divisors is an integer number (2839426).

Almost surely, 2^5678851 is an apocalyptic number.

5678851 is a deficient number, since it is larger than the sum of its proper divisors (1).

5678851 is an equidigital number, since it uses as much as digits as its factorization.

5678851 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 67200, while the sum is 40.

The square root of 5678851 is about 2383.0339905255. The cubic root of 5678851 is about 178.4103963289.

The spelling of 5678851 in words is "five million, six hundred seventy-eight thousand, eight hundred fifty-one".