4011825 has 24 divisors (see below), whose sum is σ = 6696000. Its totient is φ = 2119360.

The previous prime is 4011817. The next prime is 4011827. The reversal of 4011825 is 5281104.

It is not a de Polignac number, because 4011825 - 2³ = 4011817 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4011827) 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 23 ways as a sum of consecutive naturals, for example, 10996 + ... + 11354.

It is an arithmetic number, because the mean of its divisors is an integer number (279000).

Almost surely, 2^4011825 is an apocalyptic number.

It is an amenable number.

4011825 is a deficient number, since it is larger than the sum of its proper divisors (2684175).

4011825 is a wasteful number, since it uses less digits than its factorization.

4011825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 521 (or 516 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 21.

The square root of 4011825 is about 2002.9540683700. The cubic root of 4011825 is about 158.8963764509.

Adding to 4011825 its reverse (5281104), we get a palindrome (9292929).

The spelling of 4011825 in words is "four million, eleven thousand, eight hundred twenty-five".