4163625 has 24 divisors (see below), whose sum is σ = 7507656. Its totient is φ = 2220000.

The previous prime is 4163611. The next prime is 4163629. The reversal of 4163625 is 5263614.

4163625 is a `hidden beast` number, since 4 + 1 + 636 + 25 = 666.

4163625 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 278784 + 3884841 = 528^2 + 1971^2 .

It is not a de Polignac number, because 4163625 - 2¹⁶ = 4098089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4163629) 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 23 ways as a sum of consecutive naturals, for example, 726 + ... + 2975.

It is an arithmetic number, because the mean of its divisors is an integer number (312819).

Almost surely, 2^4163625 is an apocalyptic number.

4163625 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4163625 is a deficient number, since it is larger than the sum of its proper divisors (3344031).

4163625 is a wasteful number, since it uses less digits than its factorization.

4163625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3722 (or 3709 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

The square root of 4163625 is about 2040.4962631674. The cubic root of 4163625 is about 160.8757319441.

The spelling of 4163625 in words is "four million, one hundred sixty-three thousand, six hundred twenty-five".