5544045 has 54 divisors (see below), whose sum is σ = 10805418. Its totient is φ = 2729376.

The previous prime is 5544031. The next prime is 5544047. The reversal of 5544045 is 5404455.

It can be written as a sum of positive squares in 3 ways, for example, as 26244 + 5517801 = 162^2 + 2349^2 .

It is not a de Polignac number, because 5544045 - 2⁶ = 5543981 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5544047) by changing a digit.

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 53 ways as a sum of consecutive naturals, for example, 426459 + ... + 426471.

Almost surely, 2^5544045 is an apocalyptic number.

It is an amenable number.

5544045 is a deficient number, since it is larger than the sum of its proper divisors (5261373).

5544045 is an frugal number, since it uses more digits than its factorization.

5544045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55 (or 21 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 27.

The square root of 5544045 is about 2354.5795803073. The cubic root of 5544045 is about 176.9873590513.

Multiplying 5544045 by its product of nonzero digits (8000), we get a square (44352360000 = 210600²).

It can be divided in two parts, 55 and 44045, that added together give a square (44100 = 210²).

The spelling of 5544045 in words is "five million, five hundred forty-four thousand, forty-five".