220836266 has 16 divisors (see below), whose sum is σ = 385720704. Its totient is φ = 92858064.

The previous prime is 220836257. The next prime is 220836293. The reversal of 220836266 is 662638022.

It is a happy number.

220836266 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 148070 + ... + 149553.

It is an arithmetic number, because the mean of its divisors is an integer number (24107544).

Almost surely, 2^220836266 is an apocalyptic number.

220836266 is a deficient number, since it is larger than the sum of its proper divisors (164884438).

220836266 is a wasteful number, since it uses less digits than its factorization.

220836266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297685.

The product of its (nonzero) digits is 41472, while the sum is 35.

The square root of 220836266 is about 14860.5607565798. The cubic root of 220836266 is about 604.4450125272.

The spelling of 220836266 in words is "two hundred twenty million, eight hundred thirty-six thousand, two hundred sixty-six".