220033641 has 8 divisors (see below), whose sum is σ = 293450560. Its totient is φ = 146652912.

The previous prime is 220033637. The next prime is 220033657. The reversal of 220033641 is 146330022.

It is a happy number.

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

It is not a de Polignac number, because 220033641 - 2² = 220033637 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (220033841) 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, 12420 + ... + 24378.

It is an arithmetic number, because the mean of its divisors is an integer number (36681320).

Almost surely, 2^220033641 is an apocalyptic number.

It is an amenable number.

220033641 is a deficient number, since it is larger than the sum of its proper divisors (73416919).

220033641 is a wasteful number, since it uses less digits than its factorization.

220033641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18095.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 220033641 is about 14833.5309687208. The cubic root of 220033641 is about 603.7118424676.

Adding to 220033641 its reverse (146330022), we get a palindrome (366363663).

The spelling of 220033641 in words is "two hundred twenty million, thirty-three thousand, six hundred forty-one".