2220268 has 24 divisors (see below), whose sum is σ = 4167072. Its totient is φ = 1031424.

The previous prime is 2220263. The next prime is 2220271. The reversal of 2220268 is 8620222.

It is not an unprimeable number, because it can be changed into a prime (2220263) 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, 6846 + ... + 7162.

It is an arithmetic number, because the mean of its divisors is an integer number (173628).

2^2220268 is an apocalyptic number.

It is an amenable number.

2220268 is a deficient number, since it is larger than the sum of its proper divisors (1946804).

2220268 is a wasteful number, since it uses less digits than its factorization.

2220268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 441 (or 439 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 2220268 is about 1490.0563747724. The cubic root of 2220268 is about 130.4573242137.

The spelling of 2220268 in words is "two million, two hundred twenty thousand, two hundred sixty-eight".