3220424404 has 12 divisors (see below), whose sum is σ = 5664351924. Its totient is φ = 1602038144.

The previous prime is 3220424401. The next prime is 3220424407. The reversal of 3220424404 is 4044240223.

It is an interprime number because it is at equal distance from previous prime (3220424401) and next prime (3220424407).

It can be written as a sum of positive squares in 2 ways, for example, as 3017304900 + 203119504 = 54930^2 + 14252^2 .

It is a super-2 number, since 2×3220424404² = 20742266683757510432, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3220424401) 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, 2042629 + ... + 2044204.

It is an arithmetic number, because the mean of its divisors is an integer number (472029327).

Almost surely, 2^3220424404 is an apocalyptic number.

It is an amenable number.

3220424404 is a deficient number, since it is larger than the sum of its proper divisors (2443927520).

3220424404 is a wasteful number, since it uses less digits than its factorization.

3220424404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4087034 (or 4087032 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 25.

The square root of 3220424404 is about 56748.7832821110. The cubic root of 3220424404 is about 1476.7411256157.

Adding to 3220424404 its reverse (4044240223), we get a palindrome (7264664627).

The spelling of 3220424404 in words is "three billion, two hundred twenty million, four hundred twenty-four thousand, four hundred four".