5645529 has 12 divisors (see below), whose sum is σ = 8182356. Its totient is φ = 3750912.

The previous prime is 5645501. The next prime is 5645539. The reversal of 5645529 is 9255465.

5645529 is a `hidden beast` number, since 5 + 645 + 5 + 2 + 9 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 2576025 + 3069504 = 1605^2 + 1752^2 .

It is not a de Polignac number, because 5645529 - 2⁸ = 5645273 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

5645529 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 5645493 and 5645502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5645539) 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 11 ways as a sum of consecutive naturals, for example, 2289 + ... + 4065.

It is an arithmetic number, because the mean of its divisors is an integer number (681863).

Almost surely, 2^5645529 is an apocalyptic number.

It is an amenable number.

5645529 is a deficient number, since it is larger than the sum of its proper divisors (2536827).

5645529 is a wasteful number, since it uses less digits than its factorization.

5645529 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2136 (or 2133 counting only the distinct ones).

The product of its digits is 54000, while the sum is 36.

The square root of 5645529 is about 2376.0321967516. The cubic root of 5645529 is about 178.0607565185.

The spelling of 5645529 in words is "five million, six hundred forty-five thousand, five hundred twenty-nine".