2606544 has 60 divisors (see below), whose sum is σ = 7621536. Its totient is φ = 830016.

The previous prime is 2606519. The next prime is 2606551. The reversal of 2606544 is 4456062.

It is a happy number.

2606544 is a `hidden beast` number, since 2 + 6 + 0 + 654 + 4 = 666.

2606544 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 2919 + ... + 3705.

2^2606544 is an apocalyptic number.

2606544 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2606544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3810768).

2606544 is an abundant number, since it is smaller than the sum of its proper divisors (5014992).

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

2606544 is a wasteful number, since it uses less digits than its factorization.

2606544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 824 (or 815 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 2606544 is about 1614.4794826816. The cubic root of 2606544 is about 137.6221548066.

The spelling of 2606544 in words is "two million, six hundred six thousand, five hundred forty-four".