2548736 has 44 divisors (see below), whose sum is σ = 5404080. Its totient is φ = 1198080.

The previous prime is 2548703. The next prime is 2548751. The reversal of 2548736 is 6378452.

It is a happy number.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 2548696 and 2548705.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19391 + ... + 19521.

It is an arithmetic number, because the mean of its divisors is an integer number (122820).

2^2548736 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2548736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2702040).

2548736 is an abundant number, since it is smaller than the sum of its proper divisors (2855344).

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

2548736 is a wasteful number, since it uses less digits than its factorization.

2548736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170 (or 152 counting only the distinct ones).

The product of its digits is 40320, while the sum is 35.

The square root of 2548736 is about 1596.4761194581. The cubic root of 2548736 is about 136.5971435671.

The spelling of 2548736 in words is "two million, five hundred forty-eight thousand, seven hundred thirty-six".