3340220 has 48 divisors (see below), whose sum is σ = 7832160. Its totient is φ = 1188096.

The previous prime is 3340217. The next prime is 3340223. The reversal of 3340220 is 220433.

It is an interprime number because it is at equal distance from previous prime (3340217) and next prime (3340223).

It is a super-2 number, since 2×3340220² = 22314139296800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3340195 and 3340204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3340223) 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, 7319 + ... + 7761.

It is an arithmetic number, because the mean of its divisors is an integer number (163170).

Almost surely, 2^3340220 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 3340220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3916080).

3340220 is an abundant number, since it is smaller than the sum of its proper divisors (4491940).

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

3340220 is a wasteful number, since it uses less digits than its factorization.

3340220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 494 (or 492 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 14.

The square root of 3340220 is about 1827.6268765807. The cubic root of 3340220 is about 149.4829605901.

Adding to 3340220 its reverse (220433), we get a palindrome (3560653).

The spelling of 3340220 in words is "three million, three hundred forty thousand, two hundred twenty".