2224525 has 12 divisors (see below), whose sum is σ = 2788884. Its totient is φ = 1760000.

The previous prime is 2224517. The next prime is 2224553. The reversal of 2224525 is 5254222.

It is a happy number.

2224525 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 1444 + 2223081 = 38^2 + 1491^2 .

It is not a de Polignac number, because 2224525 - 2³ = 2224517 is a prime.

It is a super-2 number, since 2×2224525² = 9897022951250, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2224496 and 2224505.

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 2085 + ... + 2965.

It is an arithmetic number, because the mean of its divisors is an integer number (232407).

2^2224525 is an apocalyptic number.

2224525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2224525 is a deficient number, since it is larger than the sum of its proper divisors (564359).

2224525 is a wasteful number, since it uses less digits than its factorization.

2224525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 992 (or 987 counting only the distinct ones).

The product of its digits is 1600, while the sum is 22.

The square root of 2224525 is about 1491.4841601573. The cubic root of 2224525 is about 130.5406478292.

Adding to 2224525 its reverse (5254222), we get a palindrome (7478747).

The spelling of 2224525 in words is "two million, two hundred twenty-four thousand, five hundred twenty-five".