5645044 has 12 divisors (see below), whose sum is σ = 10120068. Its totient is φ = 2753600.

The previous prime is 5645011. The next prime is 5645047. The reversal of 5645044 is 4405465.

It can be written as a sum of positive squares in 2 ways, for example, as 3020644 + 2624400 = 1738^2 + 1620^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5645047) 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 3 ways as a sum of consecutive naturals, for example, 17047 + ... + 17374.

It is an arithmetic number, because the mean of its divisors is an integer number (843339).

Almost surely, 2^5645044 is an apocalyptic number.

It is an amenable number.

5645044 is a deficient number, since it is larger than the sum of its proper divisors (4475024).

5645044 is a wasteful number, since it uses less digits than its factorization.

5645044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34466 (or 34464 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 5645044 is about 2375.9301336529. The cubic root of 5645044 is about 178.0556573837.

The spelling of 5645044 in words is "five million, six hundred forty-five thousand, forty-four".