3220454044 has 12 divisors (see below), whose sum is σ = 5636554168. Its totient is φ = 1610010000.

The previous prime is 3220454023. The next prime is 3220454047. The reversal of 3220454044 is 4404540223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3220454047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18207 + ... + 82294.

Almost surely, 2^3220454044 is an apocalyptic number.

It is an amenable number.

3220454044 is a deficient number, since it is larger than the sum of its proper divisors (2416100124).

3220454044 is a wasteful number, since it uses less digits than its factorization.

3220454044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108516 (or 108514 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 28.

The square root of 3220454044 is about 56749.0444324836. The cubic root of 3220454044 is about 1476.7456561234.

Adding to 3220454044 its reverse (4404540223), we get a palindrome (7624994267).

The spelling of 3220454044 in words is "three billion, two hundred twenty million, four hundred fifty-four thousand, forty-four".