2726844 has 24 divisors (see below), whose sum is σ = 6397440. Its totient is φ = 903984.

The previous prime is 2726839. The next prime is 2726873. The reversal of 2726844 is 4486272.

It is a plaindrome in base 16.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2167 + ... + 3185.

It is an arithmetic number, because the mean of its divisors is an integer number (266560).

2^2726844 is an apocalyptic number.

It is an amenable number.

2726844 is an abundant number, since it is smaller than the sum of its proper divisors (3670596).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2726844 is a wasteful number, since it uses less digits than its factorization.

2726844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1249 (or 1247 counting only the distinct ones).

The product of its digits is 21504, while the sum is 33.

The square root of 2726844 is about 1651.3158389599. The cubic root of 2726844 is about 139.7076211075.

It can be divided in two parts, 2726 and 844, that added together give a triangular number (3570 = T₈₄).

The spelling of 2726844 in words is "two million, seven hundred twenty-six thousand, eight hundred forty-four".