220735222 has 16 divisors (see below), whose sum is σ = 336681360. Its totient is φ = 108523648.

The previous prime is 220735183. The next prime is 220735223. The reversal of 220735222 is 222537022.

It is a happy number.

220735222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220735223) 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, 25554 + ... + 33082.

It is an arithmetic number, because the mean of its divisors is an integer number (21042585).

Almost surely, 2^220735222 is an apocalyptic number.

220735222 is a deficient number, since it is larger than the sum of its proper divisors (115946138).

220735222 is a wasteful number, since it uses less digits than its factorization.

220735222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7775.

The product of its (nonzero) digits is 3360, while the sum is 25.

The square root of 220735222 is about 14857.1606304839. The cubic root of 220735222 is about 604.3528101905.

The spelling of 220735222 in words is "two hundred twenty million, seven hundred thirty-five thousand, two hundred twenty-two".