4256625 has 16 divisors (see below), whose sum is σ = 7083648. Its totient is φ = 2270000.

The previous prime is 4256617. The next prime is 4256639. The reversal of 4256625 is 5266524.

It is not a de Polignac number, because 4256625 - 2³ = 4256617 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4256592 and 4256601.

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 15 ways as a sum of consecutive naturals, for example, 5301 + ... + 6050.

It is an arithmetic number, because the mean of its divisors is an integer number (442728).

Almost surely, 2^4256625 is an apocalyptic number.

It is an amenable number.

4256625 is a deficient number, since it is larger than the sum of its proper divisors (2827023).

4256625 is a wasteful number, since it uses less digits than its factorization.

4256625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11369 (or 11359 counting only the distinct ones).

The product of its digits is 14400, while the sum is 30.

The square root of 4256625 is about 2063.1589856334. The cubic root of 4256625 is about 162.0647127532.

The spelling of 4256625 in words is "four million, two hundred fifty-six thousand, six hundred twenty-five".