4135825 has 12 divisors (see below), whose sum is σ = 5398960. Its totient is φ = 3134160.

The previous prime is 4135771. The next prime is 4135829. The reversal of 4135825 is 5285314.

It is not a de Polignac number, because 4135825 - 2¹¹ = 4133777 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4135793 and 4135802.

It is not an unprimeable number, because it can be changed into a prime (4135829) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 3879 + ... + 4828.

Almost surely, 2^4135825 is an apocalyptic number.

It is an amenable number.

4135825 is a deficient number, since it is larger than the sum of its proper divisors (1263135).

4135825 is a wasteful number, since it uses less digits than its factorization.

4135825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8736 (or 8731 counting only the distinct ones).

The product of its digits is 4800, while the sum is 28.

The square root of 4135825 is about 2033.6727858729. The cubic root of 4135825 is about 160.5168830886.

The spelling of 4135825 in words is "four million, one hundred thirty-five thousand, eight hundred twenty-five".