3315220 has 24 divisors (see below), whose sum is σ = 7265664. Its totient is φ = 1268256.

The previous prime is 3315211. The next prime is 3315223. The reversal of 3315220 is 225133.

3315220 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 3315194 and 3315203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3315223) 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, 3144 + ... + 4063.

It is an arithmetic number, because the mean of its divisors is an integer number (302736).

Almost surely, 2^3315220 is an apocalyptic number.

It is an amenable number.

3315220 is an abundant number, since it is smaller than the sum of its proper divisors (3950444).

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

3315220 is a wasteful number, since it uses less digits than its factorization.

3315220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7239 (or 7237 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 16.

The square root of 3315220 is about 1820.7745604550. The cubic root of 3315220 is about 149.1090893681.

The spelling of 3315220 in words is "three million, three hundred fifteen thousand, two hundred twenty".