220206234 has 8 divisors (see below), whose sum is σ = 440412480. Its totient is φ = 73402076.

The previous prime is 220206227. The next prime is 220206241. The reversal of 220206234 is 432602022.

It is an interprime number because it is at equal distance from previous prime (220206227) and next prime (220206241).

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

220206234 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 220206234.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18350514 + ... + 18350525.

It is an arithmetic number, because the mean of its divisors is an integer number (55051560).

Almost surely, 2^220206234 is an apocalyptic number.

220206234 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.

220206234 is a wasteful number, since it uses less digits than its factorization.

220206234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36701044.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 220206234 is about 14839.3474923933. The cubic root of 220206234 is about 603.8696504672.

Adding to 220206234 its reverse (432602022), we get a palindrome (652808256).

The spelling of 220206234 in words is "two hundred twenty million, two hundred six thousand, two hundred thirty-four".