4004625 has 32 divisors (see below), whose sum is σ = 6814080. Its totient is φ = 2088000.

The previous prime is 4004617. The next prime is 4004629. The reversal of 4004625 is 5264004.

It is a happy number.

4004625 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4004625 - 2³ = 4004617 is a prime.

4004625 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (4004629) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 22035 + ... + 22215.

It is an arithmetic number, because the mean of its divisors is an integer number (212940).

Almost surely, 2^4004625 is an apocalyptic number.

It is an amenable number.

4004625 is a deficient number, since it is larger than the sum of its proper divisors (2809455).

4004625 is a wasteful number, since it uses less digits than its factorization.

4004625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258 (or 248 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 4004625 is about 2001.1559159646. The cubic root of 4004625 is about 158.8012627140.

Adding to 4004625 its reverse (5264004), we get a palindrome (9268629).

The spelling of 4004625 in words is "four million, four thousand, six hundred twenty-five".