3320220 has 24 divisors (see below), whose sum is σ = 9296784. Its totient is φ = 885376.

The previous prime is 3320201. The next prime is 3320237. The reversal of 3320220 is 220233.

3320220 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 2×3320220² = 22047721696800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 3320196 and 3320205.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 27609 + ... + 27728.

It is an arithmetic number, because the mean of its divisors is an integer number (387366).

Almost surely, 2^3320220 is an apocalyptic number.

3320220 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3320220 is an abundant number, since it is smaller than the sum of its proper divisors (5976564).

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

3320220 is a wasteful number, since it uses less digits than its factorization.

3320220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55349 (or 55347 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 12.

The square root of 3320220 is about 1822.1470851718. The cubic root of 3320220 is about 149.1840136015.

Adding to 3320220 its reverse (220233), we get a palindrome (3540453).

The spelling of 3320220 in words is "three million, three hundred twenty thousand, two hundred twenty".