2225525 has 6 divisors (see below), whose sum is σ = 2759682. Its totient is φ = 1780400.

The previous prime is 2225501. The next prime is 2225533. The reversal of 2225525 is 5255222.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 268324 + 1957201 = 518^2 + 1399^2 .

It is not a de Polignac number, because 2225525 - 2⁸ = 2225269 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2225525.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 44486 + ... + 44535.

It is an arithmetic number, because the mean of its divisors is an integer number (459947).

2^2225525 is an apocalyptic number.

2225525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2225525 is a deficient number, since it is larger than the sum of its proper divisors (534157).

2225525 is an equidigital number, since it uses as much as digits as its factorization.

2225525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89031 (or 89026 counting only the distinct ones).

The product of its digits is 2000, while the sum is 23.

The square root of 2225525 is about 1491.8193590378. The cubic root of 2225525 is about 130.5602057261.

The spelling of 2225525 in words is "two million, two hundred twenty-five thousand, five hundred twenty-five".