3240343525 has 6 divisors (see below), whose sum is σ = 4018026002. Its totient is φ = 2592274800.

The previous prime is 3240343493. The next prime is 3240343537. The reversal of 3240343525 is 5253430423.

It can be written as a sum of positive squares in 3 ways, for example, as 229441 + 3240114084 = 479^2 + 56922^2 .

It is not a de Polignac number, because 3240343525 - 2⁵ = 3240343493 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 64806846 + ... + 64806895.

Almost surely, 2^3240343525 is an apocalyptic number.

It is an amenable number.

3240343525 is a deficient number, since it is larger than the sum of its proper divisors (777682477).

3240343525 is a wasteful number, since it uses less digits than its factorization.

3240343525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129613751 (or 129613746 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 31.

The square root of 3240343525 is about 56924.0153625866. The cubic root of 3240343525 is about 1479.7795393861.

Adding to 3240343525 its reverse (5253430423), we get a palindrome (8493773948).

The spelling of 3240343525 in words is "three billion, two hundred forty million, three hundred forty-three thousand, five hundred twenty-five".