2686244 has 12 divisors (see below), whose sum is σ = 5128368. Its totient is φ = 1221000.

The previous prime is 2686223. The next prime is 2686259. The reversal of 2686244 is 4426862.

It is a happy number.

2686244 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 2686244.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 30482 + ... + 30569.

It is an arithmetic number, because the mean of its divisors is an integer number (427364).

2^2686244 is an apocalyptic number.

It is an amenable number.

2686244 is a deficient number, since it is larger than the sum of its proper divisors (2442124).

2686244 is a wasteful number, since it uses less digits than its factorization.

2686244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61066 (or 61064 counting only the distinct ones).

The product of its digits is 18432, while the sum is 32.

The square root of 2686244 is about 1638.9765098988. The cubic root of 2686244 is about 139.0107819044.

The spelling of 2686244 in words is "two million, six hundred eighty-six thousand, two hundred forty-four".