2548544 has 14 divisors (see below), whose sum is σ = 5057394. Its totient is φ = 1274240.

The previous prime is 2548543. The next prime is 2548547. The reversal of 2548544 is 4458452.

It can be written as a sum of positive squares in only one way, i.e., 2310400 + 238144 = 1520^2 + 488^2 .

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a self number, because there is not a number n which added to its sum of digits gives 2548544.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2548543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19847 + ... + 19974.

2^2548544 is an apocalyptic number.

It is an amenable number.

2548544 is a deficient number, since it is larger than the sum of its proper divisors (2508850).

2548544 is an equidigital number, since it uses as much as digits as its factorization.

2548544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39833 (or 39823 counting only the distinct ones).

The product of its digits is 25600, while the sum is 32.

The square root of 2548544 is about 1596.4159858884. The cubic root of 2548544 is about 136.5937134603.

The spelling of 2548544 in words is "two million, five hundred forty-eight thousand, five hundred forty-four".