5245225 has 6 divisors (see below), whose sum is σ = 6504110. Its totient is φ = 4196160.

The previous prime is 5245223. The next prime is 5245241. The reversal of 5245225 is 5225425.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 885481 + 4359744 = 941^2 + 2088^2 .

It is not a de Polignac number, because 5245225 - 2¹ = 5245223 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25), and also a Moran number because the ratio is a prime number: 209809 = 5245225 / (5 + 2 + 4 + 5 + 2 + 2 + 5).

It is a self number, because there is not a number n which added to its sum of digits gives 5245225.

It is not an unprimeable number, because it can be changed into a prime (5245223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 104880 + ... + 104929.

Almost surely, 2^5245225 is an apocalyptic number.

It is an amenable number.

5245225 is a deficient number, since it is larger than the sum of its proper divisors (1258885).

5245225 is a wasteful number, since it uses less digits than its factorization.

5245225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209819 (or 209814 counting only the distinct ones).

The product of its digits is 4000, while the sum is 25.

The square root of 5245225 is about 2290.2456200155. The cubic root of 5245225 is about 173.7486241114.

The spelling of 5245225 in words is "five million, two hundred forty-five thousand, two hundred twenty-five".