2250440425 has 6 divisors (see below), whose sum is σ = 2790546158. Its totient is φ = 1800352320.

The previous prime is 2250440369. The next prime is 2250440453. The reversal of 2250440425 is 5240440522.

It can be written as a sum of positive squares in 3 ways, for example, as 63568729 + 2186871696 = 7973^2 + 46764^2 .

It is not a de Polignac number, because 2250440425 - 2⁹ = 2250439913 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2250440393 and 2250440402.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 45008784 + ... + 45008833.

Almost surely, 2^2250440425 is an apocalyptic number.

2250440425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2250440425 is a deficient number, since it is larger than the sum of its proper divisors (540105733).

2250440425 is an equidigital number, since it uses as much as digits as its factorization.

2250440425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90017627 (or 90017622 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 28.

The square root of 2250440425 is about 47438.8071624909. The cubic root of 2250440425 is about 1310.4561907878.

Adding to 2250440425 its reverse (5240440522), we get a palindrome (7490880947).

The spelling of 2250440425 in words is "two billion, two hundred fifty million, four hundred forty thousand, four hundred twenty-five".