4025601 has 12 divisors (see below), whose sum is σ = 5833828. Its totient is φ = 2674944.

The previous prime is 4025599. The next prime is 4025627. The reversal of 4025601 is 1065204.

It is a happy number.

4025601 is a `hidden beast` number, since 40 + 25 + 601 = 666.

4025601 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 2 ways, for example, as 2322576 + 1703025 = 1524^2 + 1305^2 .

It is not a de Polignac number, because 4025601 - 2¹ = 4025599 is a prime.

It is a super-2 number, since 2×4025601² = 32410926822402, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4025501) 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 11 ways as a sum of consecutive naturals, for example, 3381 + ... + 4413.

Almost surely, 2^4025601 is an apocalyptic number.

It is an amenable number.

4025601 is a deficient number, since it is larger than the sum of its proper divisors (1808227).

4025601 is a wasteful number, since it uses less digits than its factorization.

4025601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1472 (or 1469 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 4025601 is about 2006.3900418413. The cubic root of 4025601 is about 159.0780440407.

The spelling of 4025601 in words is "four million, twenty-five thousand, six hundred one".