3320306421 has 16 divisors (see below), whose sum is σ = 4481749440. Its totient is φ = 2186307200.

The previous prime is 3320306417. The next prime is 3320306453. The reversal of 3320306421 is 1246030233.

It is a cyclic number.

It is not a de Polignac number, because 3320306421 - 2² = 3320306417 is a prime.

It is a super-2 number, since 2×3320306421² = 22048869458667658482, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3320306391 and 3320306400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3320306401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 113881 + ... + 140033.

It is an arithmetic number, because the mean of its divisors is an integer number (280109340).

Almost surely, 2^3320306421 is an apocalyptic number.

It is an amenable number.

3320306421 is a deficient number, since it is larger than the sum of its proper divisors (1161443019).

3320306421 is a wasteful number, since it uses less digits than its factorization.

3320306421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26676.

The product of its (nonzero) digits is 2592, while the sum is 24.

The square root of 3320306421 is about 57622.1001092463. The cubic root of 3320306421 is about 1491.8530794541.

Adding to 3320306421 its reverse (1246030233), we get a palindrome (4566336654).

The spelling of 3320306421 in words is "three billion, three hundred twenty million, three hundred six thousand, four hundred twenty-one".