2668851 has 12 divisors (see below), whose sum is σ = 4022928. Its totient is φ = 1701744.

The previous prime is 2668849. The next prime is 2668877. The reversal of 2668851 is 1588662.

It is a happy number.

2668851 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2668851 - 2¹ = 2668849 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2668051) 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 11 ways as a sum of consecutive naturals, for example, 6240 + ... + 6653.

It is an arithmetic number, because the mean of its divisors is an integer number (335244).

2^2668851 is an apocalyptic number.

2668851 is a deficient number, since it is larger than the sum of its proper divisors (1354077).

2668851 is a wasteful number, since it uses less digits than its factorization.

2668851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12922 (or 12919 counting only the distinct ones).

The product of its digits is 23040, while the sum is 36.

The square root of 2668851 is about 1633.6618377131. The cubic root of 2668851 is about 138.7101078402.

The spelling of 2668851 in words is "two million, six hundred sixty-eight thousand, eight hundred fifty-one".