5649825 has 24 divisors (see below), whose sum is σ = 9481536. Its totient is φ = 2968000.

The previous prime is 5649817. The next prime is 5649827. The reversal of 5649825 is 5289465.

It is not a de Polignac number, because 5649825 - 2³ = 5649817 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5649827) 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 23 ways as a sum of consecutive naturals, for example, 4795 + ... + 5855.

It is an arithmetic number, because the mean of its divisors is an integer number (395064).

Almost surely, 2^5649825 is an apocalyptic number.

It is an amenable number.

5649825 is a deficient number, since it is larger than the sum of its proper divisors (3831711).

5649825 is a wasteful number, since it uses less digits than its factorization.

5649825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1145 (or 1140 counting only the distinct ones).

The product of its digits is 86400, while the sum is 39.

The square root of 5649825 is about 2376.9360529892. The cubic root of 5649825 is about 178.1059105428.

The spelling of 5649825 in words is "five million, six hundred forty-nine thousand, eight hundred twenty-five".