3505304525 has 6 divisors (see below), whose sum is σ = 4346577642. Its totient is φ = 2804243600.

The previous prime is 3505304507. The next prime is 3505304527. The reversal of 3505304525 is 5254035053.

It can be written as a sum of positive squares in 3 ways, for example, as 12376324 + 3492928201 = 3518^2 + 59101^2 .

It is not a de Polignac number, because 3505304525 - 2²⁰ = 3504255949 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3505304491 and 3505304500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3505304527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 70106066 + ... + 70106115.

It is an arithmetic number, because the mean of its divisors is an integer number (724429607).

Almost surely, 2^3505304525 is an apocalyptic number.

It is an amenable number.

3505304525 is a deficient number, since it is larger than the sum of its proper divisors (841273117).

3505304525 is a wasteful number, since it uses less digits than its factorization.

3505304525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140212191 (or 140212186 counting only the distinct ones).

The product of its (nonzero) digits is 45000, while the sum is 32.

The square root of 3505304525 is about 59205.6122762023. The cubic root of 3505304525 is about 1519.0611302943.

Adding to 3505304525 its reverse (5254035053), we get a palindrome (8759339578).

The spelling of 3505304525 in words is "three billion, five hundred five million, three hundred four thousand, five hundred twenty-five".