220888268 has 12 divisors (see below), whose sum is σ = 399024192. Its totient is φ = 106881360.

The previous prime is 220888267. The next prime is 220888289. The reversal of 220888268 is 862888022.

It is not an unprimeable number, because it can be changed into a prime (220888267) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 890555 + ... + 890802.

It is an arithmetic number, because the mean of its divisors is an integer number (33252016).

Almost surely, 2^220888268 is an apocalyptic number.

It is an amenable number.

220888268 is a deficient number, since it is larger than the sum of its proper divisors (178135924).

220888268 is a wasteful number, since it uses less digits than its factorization.

220888268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1781392 (or 1781390 counting only the distinct ones).

The product of its (nonzero) digits is 196608, while the sum is 44.

The square root of 220888268 is about 14862.3103183859. The cubic root of 220888268 is about 604.4924532295.

The spelling of 220888268 in words is "two hundred twenty million, eight hundred eighty-eight thousand, two hundred sixty-eight".