220493323 has 4 divisors (see below), whose sum is σ = 226452640. Its totient is φ = 214534008.

The previous prime is 220493321. The next prime is 220493327. The reversal of 220493323 is 323394022.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 220493323 - 2¹ = 220493321 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 220493291 and 220493300.

It is not an unprimeable number, because it can be changed into a prime (220493321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2979603 + ... + 2979676.

It is an arithmetic number, because the mean of its divisors is an integer number (56613160).

Almost surely, 2^220493323 is an apocalyptic number.

220493323 is a deficient number, since it is larger than the sum of its proper divisors (5959317).

220493323 is an equidigital number, since it uses as much as digits as its factorization.

220493323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5959316.

The product of its (nonzero) digits is 7776, while the sum is 28.

The square root of 220493323 is about 14849.0175769308. The cubic root of 220493323 is about 604.1319637322.

The spelling of 220493323 in words is "two hundred twenty million, four hundred ninety-three thousand, three hundred twenty-three".