7244225 has 24 divisors (see below), whose sum is σ = 9612480. Its totient is φ = 5400000.

The previous prime is 7244191. The next prime is 7244233. The reversal of 7244225 is 5224427.

It is not a de Polignac number, because 7244225 - 2⁶ = 7244161 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 7244194 and 7244203.

It is an unprimeable number.

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, 47900 + ... + 48050.

It is an arithmetic number, because the mean of its divisors is an integer number (400520).

Almost surely, 2^7244225 is an apocalyptic number.

It is an amenable number.

7244225 is a deficient number, since it is larger than the sum of its proper divisors (2368255).

7244225 is a wasteful number, since it uses less digits than its factorization.

7244225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281 (or 276 counting only the distinct ones).

The product of its digits is 4480, while the sum is 26.

The square root of 7244225 is about 2691.5097993505. The cubic root of 7244225 is about 193.4924291563.

It can be divided in two parts, 724422 and 5, that added together give a palindrome (724427).

The spelling of 7244225 in words is "seven million, two hundred forty-four thousand, two hundred twenty-five".