4250128 has 20 divisors (see below), whose sum is σ = 8313580. Its totient is φ = 2104704.

The previous prime is 4250111. The next prime is 4250149. The reversal of 4250128 is 8210524.

It can be written as a sum of positive squares in 2 ways, for example, as 3564544 + 685584 = 1888^2 + 828^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4250099 and 4250108.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 526 + ... + 2962.

It is an arithmetic number, because the mean of its divisors is an integer number (415679).

Almost surely, 2^4250128 is an apocalyptic number.

It is an amenable number.

4250128 is a deficient number, since it is larger than the sum of its proper divisors (4063452).

4250128 is a wasteful number, since it uses less digits than its factorization.

4250128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2554 (or 2548 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 22.

The square root of 4250128 is about 2061.5838571351. The cubic root of 4250128 is about 161.9822162056.

The spelling of 4250128 in words is "four million, two hundred fifty thousand, one hundred twenty-eight".