3333220 has 48 divisors (see below), whose sum is σ = 7761600. Its totient is φ = 1192320.

The previous prime is 3333217. The next prime is 3333221. The reversal of 3333220 is 223333.

It is a happy number.

3333220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3333220² = 22220711136800, which contains 22 as substring.

It is a nialpdrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 3333194 and 3333203.

It is not an unprimeable number, because it can be changed into a prime (3333221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23911 + ... + 24049.

It is an arithmetic number, because the mean of its divisors is an integer number (161700).

Almost surely, 2^3333220 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3333220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3880800).

3333220 is an abundant number, since it is smaller than the sum of its proper divisors (4428380).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3333220 is a wasteful number, since it uses less digits than its factorization.

3333220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268 (or 266 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 16.

The square root of 3333220 is about 1825.7108204751. The cubic root of 3333220 is about 149.3784652243.

Adding to 3333220 its reverse (223333), we get a palindrome (3556553).

It can be divided in two parts, 3333 and 220, that added together give a palindrome (3553).

The spelling of 3333220 in words is "three million, three hundred thirty-three thousand, two hundred twenty".