220958706 has 8 divisors (see below), whose sum is σ = 441917424. Its totient is φ = 73652900.

The previous prime is 220958701. The next prime is 220958713. The reversal of 220958706 is 607859022.

It is a happy number.

220958706 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

220958706 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (220958701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18413220 + ... + 18413231.

It is an arithmetic number, because the mean of its divisors is an integer number (55239678).

Almost surely, 2^220958706 is an apocalyptic number.

220958706 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

220958706 is a wasteful number, since it uses less digits than its factorization.

220958706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36826456.

The product of its (nonzero) digits is 60480, while the sum is 39.

The square root of 220958706 is about 14864.6798149170. The cubic root of 220958706 is about 604.5567009668.

The spelling of 220958706 in words is "two hundred twenty million, nine hundred fifty-eight thousand, seven hundred six".