220424343 has 4 divisors (see below), whose sum is σ = 293899128. Its totient is φ = 146949560.

The previous prime is 220424327. The next prime is 220424357. The reversal of 220424343 is 343424022.

220424343 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 220424343 - 2⁴ = 220424327 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220424383) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36737388 + ... + 36737393.

It is an arithmetic number, because the mean of its divisors is an integer number (73474782).

Almost surely, 2^220424343 is an apocalyptic number.

220424343 is a deficient number, since it is larger than the sum of its proper divisors (73474785).

220424343 is an equidigital number, since it uses as much as digits as its factorization.

220424343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73474784.

The product of its (nonzero) digits is 4608, while the sum is 24.

The square root of 220424343 is about 14846.6946826558. The cubic root of 220424343 is about 604.0689574867.

Adding to 220424343 its reverse (343424022), we get a palindrome (563848365).

The spelling of 220424343 in words is "two hundred twenty million, four hundred twenty-four thousand, three hundred forty-three".