3220005436 has 12 divisors (see below), whose sum is σ = 5638658200. Its totient is φ = 1608960240.

The previous prime is 3220005337. The next prime is 3220005511. The reversal of 3220005436 is 6345000223.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 3220005436.

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, 253650 + ... + 266041.

Almost surely, 2^3220005436 is an apocalyptic number.

It is an amenable number.

3220005436 is a deficient number, since it is larger than the sum of its proper divisors (2418652764).

3220005436 is a wasteful number, since it uses less digits than its factorization.

3220005436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 521244 (or 521242 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 3220005436 is about 56745.0917348805. The cubic root of 3220005436 is about 1476.6770829067.

Adding to 3220005436 its reverse (6345000223), we get a palindrome (9565005659).

The spelling of 3220005436 in words is "three billion, two hundred twenty million, five thousand, four hundred thirty-six".