3521243504 has 20 divisors (see below), whose sum is σ = 6860107800. Its totient is φ = 1750893120.

The previous prime is 3521243471. The next prime is 3521243513. The reversal of 3521243504 is 4053421253.

It is a happy number.

3521243504 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 605054 + ... + 610845.

It is an arithmetic number, because the mean of its divisors is an integer number (343005390).

Almost surely, 2^3521243504 is an apocalyptic number.

It is an amenable number.

3521243504 is a deficient number, since it is larger than the sum of its proper divisors (3338864296).

3521243504 is a wasteful number, since it uses less digits than its factorization.

3521243504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1216088 (or 1216082 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 29.

The square root of 3521243504 is about 59340.0665992211. The cubic root of 3521243504 is about 1521.3600914954.

Adding to 3521243504 its reverse (4053421253), we get a palindrome (7574664757).

The spelling of 3521243504 in words is "three billion, five hundred twenty-one million, two hundred forty-three thousand, five hundred four".