220966922 has 16 divisors (see below), whose sum is σ = 380613600. Its totient is φ = 95153040.

The previous prime is 220966883. The next prime is 220966927. The reversal of 220966922 is 229669022.

220966922 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is not an unprimeable number, because it can be changed into a prime (220966927) 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, 263897 + ... + 264732.

It is an arithmetic number, because the mean of its divisors is an integer number (23788350).

Almost surely, 2^220966922 is an apocalyptic number.

220966922 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

220966922 is a deficient number, since it is larger than the sum of its proper divisors (159646678).

220966922 is a wasteful number, since it uses less digits than its factorization.

220966922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 528661.

The product of its (nonzero) digits is 46656, while the sum is 38.

The square root of 220966922 is about 14864.9561721520. The cubic root of 220966922 is about 604.5641940355.

The spelling of 220966922 in words is "two hundred twenty million, nine hundred sixty-six thousand, nine hundred twenty-two".