5644785 has 16 divisors (see below), whose sum is σ = 9118656. Its totient is φ = 2981568.

The previous prime is 5644781. The next prime is 5644801. The reversal of 5644785 is 5874465.

It is not a de Polignac number, because 5644785 - 2² = 5644781 is a prime.

5644785 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5644781) 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 15 ways as a sum of consecutive naturals, for example, 154 + ... + 3363.

It is an arithmetic number, because the mean of its divisors is an integer number (569916).

Almost surely, 2^5644785 is an apocalyptic number.

It is an amenable number.

5644785 is a deficient number, since it is larger than the sum of its proper divisors (3473871).

5644785 is a wasteful number, since it uses less digits than its factorization.

5644785 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3632.

The product of its digits is 134400, while the sum is 39.

The square root of 5644785 is about 2375.8756280580. The cubic root of 5644785 is about 178.0529342209.

The spelling of 5644785 in words is "five million, six hundred forty-four thousand, seven hundred eighty-five".