3521097896 has 24 divisors (see below), whose sum is σ = 6782459070. Its totient is φ = 1712469888.

The previous prime is 3521097887. The next prime is 3521097941. The reversal of 3521097896 is 6987901253.

It can be written as a sum of positive squares in 3 ways, for example, as 1435348996 + 2085748900 = 37886^2 + 45670^2 .

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, 1019180 + ... + 1022628.

Almost surely, 2^3521097896 is an apocalyptic number.

It is an amenable number.

3521097896 is a deficient number, since it is larger than the sum of its proper divisors (3261361174).

3521097896 is an frugal number, since it uses more digits than its factorization.

3521097896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6941 (or 3488 counting only the distinct ones).

The product of its (nonzero) digits is 816480, while the sum is 50.

The square root of 3521097896 is about 59338.8396920600. The cubic root of 3521097896 is about 1521.3391211334.

The spelling of 3521097896 in words is "three billion, five hundred twenty-one million, ninety-seven thousand, eight hundred ninety-six".