4240525441 has 4 divisors (see below), whose sum is σ = 4489968132. Its totient is φ = 3991082752.

The previous prime is 4240525439. The next prime is 4240525463. The reversal of 4240525441 is 1445250424.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1667905600 + 2572619841 = 40840^2 + 50721^2 .

It is a cyclic number.

It is not a de Polignac number, because 4240525441 - 2¹ = 4240525439 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4240522441) 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 3 ways as a sum of consecutive naturals, for example, 124721320 + ... + 124721353.

It is an arithmetic number, because the mean of its divisors is an integer number (1122492033).

Almost surely, 2^4240525441 is an apocalyptic number.

It is an amenable number.

4240525441 is a deficient number, since it is larger than the sum of its proper divisors (249442691).

4240525441 is a wasteful number, since it uses less digits than its factorization.

4240525441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249442690.

The product of its (nonzero) digits is 25600, while the sum is 31.

The square root of 4240525441 is about 65119.3169574129. The cubic root of 4240525441 is about 1618.6013229857.

Adding to 4240525441 its reverse (1445250424), we get a palindrome (5685775865).

The spelling of 4240525441 in words is "four billion, two hundred forty million, five hundred twenty-five thousand, four hundred forty-one".