3301220 has 24 divisors (see below), whose sum is σ = 7466424. Its totient is φ = 1218816.

The previous prime is 3301217. The next prime is 3301229. The reversal of 3301220 is 221033.

It can be written as a sum of positive squares in 4 ways, for example, as 3364 + 3297856 = 58^2 + 1816^2 .

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (3301229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6089 + ... + 6608.

It is an arithmetic number, because the mean of its divisors is an integer number (311101).

Almost surely, 2^3301220 is an apocalyptic number.

It is an amenable number.

3301220 is an abundant number, since it is smaller than the sum of its proper divisors (4165204).

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

3301220 is a wasteful number, since it uses less digits than its factorization.

3301220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12719 (or 12717 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 11.

The square root of 3301220 is about 1816.9259753771. The cubic root of 3301220 is about 148.8988999316.

Adding to 3301220 its reverse (221033), we get a palindrome (3522253).

The spelling of 3301220 in words is "three million, three hundred one thousand, two hundred twenty".