3504221312 has 32 divisors (see below), whose sum is σ = 6991345200. Its totient is φ = 1749530880.

The previous prime is 3504221257. The next prime is 3504221363. The reversal of 3504221312 is 2131224053.

It is a tau number, because it is divible by the number of its divisors (32).

It is a super-3 number, since 3×3504221312³ (a number of 30 digits) contains 333 as substring.

It is an unprimeable number.

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, 68639 + ... + 108257.

Almost surely, 2^3504221312 is an apocalyptic number.

3504221312 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

3504221312 is a deficient number, since it is larger than the sum of its proper divisors (3487123888).

3504221312 is an equidigital number, since it uses as much as digits as its factorization.

3504221312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40324 (or 40312 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 3504221312 is about 59196.4636781624. The cubic root of 3504221312 is about 1518.9046402018.

Adding to 3504221312 its reverse (2131224053), we get a palindrome (5635445365).

The spelling of 3504221312 in words is "three billion, five hundred four million, two hundred twenty-one thousand, three hundred twelve".