5649225 has 12 divisors (see below), whose sum is σ = 9340176. Its totient is φ = 3012880.

The previous prime is 5649221. The next prime is 5649307. The reversal of 5649225 is 5229465.

It is not a de Polignac number, because 5649225 - 2² = 5649221 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors.

It is a d-powerful number, because it can be written as 5⁶ + 6 + 4¹⁰ + 9² + 2³ + 2²² + 5⁸ .

It is not an unprimeable number, because it can be changed into a prime (5649221) 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, 37587 + ... + 37736.

It is an arithmetic number, because the mean of its divisors is an integer number (778348).

Almost surely, 2^5649225 is an apocalyptic number.

It is an amenable number.

5649225 is a deficient number, since it is larger than the sum of its proper divisors (3690951).

5649225 is a wasteful number, since it uses less digits than its factorization.

5649225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75336 (or 75331 counting only the distinct ones).

The product of its digits is 21600, while the sum is 33.

The square root of 5649225 is about 2376.8098367349. The cubic root of 5649225 is about 178.0996054903.

It can be divided in two parts, 5 and 649225, that added together give a triangular number (649230 = T₁₁₃₉).

The spelling of 5649225 in words is "five million, six hundred forty-nine thousand, two hundred twenty-five".