5645727 has 16 divisors (see below), whose sum is σ = 8412160. Its totient is φ = 3742200.

The previous prime is 5645723. The next prime is 5645729. The reversal of 5645727 is 7275465.

5645727 is a `hidden beast` number, since 5 + 645 + 7 + 2 + 7 = 666.

It is not a de Polignac number, because 5645727 - 2² = 5645723 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5645691 and 5645700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5645723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5202 + ... + 6192.

It is an arithmetic number, because the mean of its divisors is an integer number (525760).

Almost surely, 2^5645727 is an apocalyptic number.

5645727 is a deficient number, since it is larger than the sum of its proper divisors (2766433).

5645727 is a wasteful number, since it uses less digits than its factorization.

5645727 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1211 (or 1205 counting only the distinct ones).

The product of its digits is 58800, while the sum is 36.

The square root of 5645727 is about 2376.0738624883. The cubic root of 5645727 is about 178.0628381431.

The spelling of 5645727 in words is "five million, six hundred forty-five thousand, seven hundred twenty-seven".