2689244 has 6 divisors (see below), whose sum is σ = 4706184. Its totient is φ = 1344620.

The previous prime is 2689243. The next prime is 2689249. The reversal of 2689244 is 4429862.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2689243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 336152 + ... + 336159.

It is an arithmetic number, because the mean of its divisors is an integer number (784364).

2^2689244 is an apocalyptic number.

It is an amenable number.

2689244 is a deficient number, since it is larger than the sum of its proper divisors (2016940).

2689244 is a wasteful number, since it uses less digits than its factorization.

2689244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 672315 (or 672313 counting only the distinct ones).

The product of its digits is 27648, while the sum is 35.

The square root of 2689244 is about 1639.8914598229. The cubic root of 2689244 is about 139.0625117788.

The spelling of 2689244 in words is "two million, six hundred eighty-nine thousand, two hundred forty-four".